Herman van Herwijnen's Slide Rule Catalogue at ISRM

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144 Items

Index A B C DE FG HI JK L M NO PQ R S T UVWXYZ
Image REF# Make & Model DESCRIPTION

5304
Dakadvies Recticel bouwfysikaschijf met Eurothane
By buro Dakadvies, technical slide chart of cardboard
187x187x0.5 mm
Front Scales: See Picture
Back Scales: See Picture

3005
Dalex Gauger for Wines, Spirits, Liquers. (Gaskel &Chambers Ltd)
Alcohol rule no cursor no slide of plastic
80x347 mm
Front Scales: 1 2 3 4
Back Scales: 5 6 7 8 9 10 11

0681
Damien Maurice (Universal Rechenschieber Damien - French Slide Rule with German text)
Generic slide rule of aluminium
280x45x8 mm (1946)
Front Scales: 27cm // K A [ B CI C ] D L \\ 10inch
Back Scales: [ S S&T T ]

3953
Damien Universal Ruler (Paris, France)
Generic slide rule of aluminium
Front Scales: 27cm // K A [ B CI C ] D L \\ 10inch
Back Scales: [ S S&T T ]

3431
Danfoss Refridgerant Calculator
By Cretex, log/tech slide chart of plastic
227v80x2 mm
Front Scales: Many scales
Back Scales: Many scales

3430
Danfoss SI Schieber and Kältemittel Schieber
Log/tech slide chart of plastic
240x88x2 mm
Front Scales: Many scales
Back Scales: Many scales

0684
Daniel Metric Converter
Log/conv slide chart of plastic
202x85x2.5 mm
Back Scales: C [ D ]

2802
Dargue Brothers Simplon Major Log Log
Generic slide rule of wood/plastic
307x35x8.5 mm
Front Scales: LU A [ B CI C ] D LL
Back Scales: [ A SINE TAN D ] L D

3073
Dargue Brothers Simplon Primary Log Log
Generic slide rule of wood/plastic
306x35x7 mm
Front Scales: LU A [ B CI C ] D LL

2808
Dargue Brothers Simplon XL-10
Generic slide rule of wood/plastic
322x359 mm
Front Scales: LU A [ B CI C ] D LL
Back Scales: A SINE L TAN D

2996
Datalizer Slide Charts - Air-Gas and Steam-Liquid Orifice Flow Calculator
Log/tech slide chart of cardboard
294x107x2 mm (1977)
Front Scales: many scales
Back Scales: many scales

2824
Datalizer Slide Charts - Annubar Flow Calculator (Dietrich Standard Corp.)
Log/tech slide chart of cardboard
254x152x3 mm (1979)

5282
Datalizer Slide Charts - HVAC Metrics Conversion factors
Conversion slide chart of cardboard
228x80x2.2 mm (1977)
Front Scales: See Picture
Back Scales: See Picture

5328
Datalizer Slide Charts - Tub Door Opening Guide
Technical slide chart of cardboard
235x101x2.1 mm
Front Scales: See Picture
Back Scales: See Picture

5327
Datalizer Datalizer Slide Charts - Water Suluble Metalworking Fluid Selector
Technical slide chart of cardboard
234x102x2.2 mm
Front Scales: See Picture
Back Scales: See Picture

0689
Davis & Son D.R.P. 126499
Generic slide rule of wood/plastic, 270x32x10 mm
Front Scales: 26cm // A [ B C ] D
Well: 10inch #11-20inch#
Back Scales: [ S L T ]

0691
Davis & Son of Derby - Glider
Generic slide rule of wood/metal
303x38.5x10.5 mm
Front Scales: 28cm // F A [ B C ] D E
Well: 11inch
Back Scales: [ S T ]

0692
Dechesne
Generic slide rule of printed cardboard
270x36x4.4 mm
Front Scales: K A [ B C ] D L
Back Scales: 1) T

0693
Degussa Thermoelemente Widerstandsthermometer
Log/tech slide rule of plastic
228x43x3 mm
Front Scales: 21cm A [ B C ] D 8 Zoll
Back Scales: 1) 2) 3) 4) 5) 6) 7)

0694
Delta Lloyd Benzineverbruik
Technical disc of plastic
90x0.3 mm
Front Scales: 1 2 ( 3 )

3486
Demoulin Photométre Platos
Photography disc of celluloid
69x2 mm
Front Scales: Distance ( F )

0127
Dennert & Pape
Generic slide rule of wood/celluloid
150x33x10 mm
Front Scales: 14cm // A [ B C ] D
Well: 15cm #17-28cm)
Back Scales: = S L T =

0698
Dennert & Pape
Generic slide rule of wood/plastic
270x31.4x10 mm
Front Scales: 26cm // A [ B C ] D
Well: 27cm #29-52cm#
Back Scales: [ S L T ]

0702
Dennert & Pape
Generic slide rule of wood/plastic
150x21x6 mm
Front Scales: A [ B C ] D
Back Scales: 13cm [ S L T = 5inch

2687
Dennert & Pape
Generic slide rule of wood/plastic
178x32x10 mm
Front Scales: 15cm // K A [ B CI C ] D L ] 18cm
Back Scales: [ S S+T T ]

0695
Dennert & Pape 25 (for Siemens-Schuckert)
Generic slide rule of wood/plastic
150x26x6.5 mm
Front Scales: A [ B C ] D
Back Scales: 13cm [ S L T ] 5inch

0721
Dennert & Pape 27
Generic slide rule of wood/plastic
149x26.6x6.7 mm
Front Scales: A [ B C ] D
Back Scales: 13cm [ S L T ] 5inch

0722
Dennert & Pape 28
Generic slide rule of wood/plastic
149x26.6x6.7 mm
Front Scales: A [ B C ] D
Back Scales: 13cm [ S L T ] 5inch

0723
Dennert & Pape 29
Generic slide rule of wood/plastic
151x26x7 mm
Front Scales: A [ B C ] D
Back Scales: 13cm [ S L T ] 5inch

0705
Dennert & Pape 41 Rohr Druckverlust
Log/tech slide rule of wood/plastic
280x37x10 mm
Front Scales: 25cm // 1) 2) = 3) 4) = 5) \\ 10inch
Well: #28-56cm#
Back Scales: [ 6 7 ]

2678
Dennert & Pape D 8. 28 Rietz
Generic slide rule of wood/plastic
280x41x12 mm
Front Scales: 25cm // F A [ B C ] D E || 11inch
Back Scales: [ S S+T T ]

3031
Dennert & Pape Dreieckrechner Plath DR2 Okt.1938
Aviation disc of plastic/metal
150x8 mm (Oct. 1938)
Front Scales: 1 ( 2)
Back Scales: 3 ( 4 5) ( 6)

3006
Dennert & Pape Dreieckrechner Plath DR3 Tp April 1943
Aviation disc of plastic/metal
150x9 mm (April 1943)
Front Scales: 1 ( 2)
Back Scales: 3 4 5 ( 6 7 ) ( 8 9)

2820
Dennert & Pape Dreieckrechner Plath without code
Aviation disc of metal/plastic
149x9 mm
Front Scales: 1 ( 2 3)
Back Scales: 4 5 ( 6 7 ) ( 8)

0699
Dennert & Pape Rietz
Generic slide rule of wood/plastic
280x40x11 mm
Front Scales: 25cm // F A [ B C ] D E || 1:25
Back Scales: [ S T ]

0700
Dennert & Pape Rietz
Generic slide rule of wood/plastic
280x40x11 mm
Front Scales: 25cm // F A [ B C ] D E || 1:25
Back Scales: [ S T ]

3476
Dennert & Pape Rietz
Generic slide rule of wood/plastic
280x40x11 mm
Front Scales: 25cm // F A [ B C ] D E || 1:25
Back Scales: [ S T ]

3656
Density meter oil petroleum etc
Technical slide chart of bakelite
80x244x2 mm

2857
Deuspa 525
Generic slide rule of plastic
150x27x3.2 mm
Front Scales: A [ B CI C ] D K

5289
DEW Tableau des Poids pour Aciers en Barres et Tôles
Technical slide chart of cardboard
250x94x1.8 mm (1965)
Front Scales: See Picture
Back Scales: See Picture

5309
DHL Worldwide Time selector
Conversion disc of cardboard
112x150x0.8 mm
Front Scales: See Picture
Back Scales: See Picture

0728
Diefenbach Waterleiding
Technical slide rule of plastic
188x52x2.5 mm
Front Scales: Q [ Di L Dv ] H v

0729
Dietzgen
Generic slide rule of plastic
152x34.8x5 mm
Front Scales: 5inch // K A [ B CI C ] D || 12.5cm
Back Scales: [ S L T ]

5778
Dietzgen Sn 045517 (only one side)
Generic slide rule of mahogany/plastic
Front Scales: LL01 K A [ B T T ST S ] D DI LL1
Back Scales: LL02 LL03 DF [ CF CIF L CI C ] D LL3 LL2

3618
Dietzgen B-1734 Decimal Trig Type Log Log (made by Relay)
Generic slide rule of Bamboo/plastic
Front Scales: LL01 K A [ B T T ST S ] D DI LL1
Back Scales: LL02 LL03 DF [ CF CIF L CI C ] D LL3 LL2

3619
Dietzgen 1738 (only back side) (made by Pickett)
Generic slide rule of white paint on magnesium

3909
Dietzgen 1759 B
Generic slide rule of wood/plastic
267x34x12 mm
Front Scales: 10in // A [ B R C ] D || E
Back Scales: [ S L T ]

3217
Dietzgen 1776 Redirule
Generic slide rule of plastic
168x27x4 mm (1959)
Front Scales: K A [ B T ST S ] D DI
Back Scales: DF [ CF CIF CI C ] D L

0736
Dietzgen - Dempster Rotarule AA - Sn 2046 (by J.R. Dempster, Berkely, CA)
Generic disc of plastic
130x4 mm (1933)
Front Scales: K A D ( C CI CIF S CS ST T CT G B F/i )
Back Scales: 1-100 in 4circles DLL V2 ( V1 1-100 in 4circles LL3 LL2 LL1 LL% L )

5503
Dietzgen Clear Scale (made in Germany)
Generic slide rule of plastic
324x41x3.5 mm (Between 1959 and 1972)
Front Scales: L K A [ B CI C ] D LL1 LL2 LL3
Back Scales: T1 T2 DF [ CF CIF CI C ] D S ST

5390
Dikema and Chabot Hoekstaal
Technical slide chart of plastic
209x44x1 mm
Front Scales: See Picture
Back Scales: See Picture

0737
Dikema en Chabot Hoekstaal Afmetingen
Technical slide chart of plastic
208x45x1 mm

0738
Dimier Electric
Generic slide rule of bone
147x32.42.8 mm
Front Scales: KW A [ B C ] CV #DYN-MOT#
Back Scales: [ S Ø ] 15cm

2858
Director Instrument - Automatic course Finder and Plotter
Nautical disc of perspex
290x102x2 mm
Front Scales: 1 2 ( 10inch 3 4 )

0782
Diwa (621) 601
Generic slide rule of plastic
150x31.5x3.7 mm
Front Scales: 13cm // K A [ B CI C ] D L
Back Scales: [ S S&T T ]

0742
Diwa 1 - 1 Rietz Ideal
Generic slide rule of plastic
295x46.8x5.5 mm
Front Scales: 28cm // L K A [ B CI C ] D S ST T

0747
Diwa 201 Technical
Generic slide rule of wood/plastic
295x39x11.5 mm
Front Scales: 27cm // K A [ B CI C ] D L || 1:25
Back Scales: [ S S&T T ]

0757
Diwa 221 Reinforced concrete
Concrete slide rule of wood/plastic
295x39x11 mm
Front Scales: 27cm // 1)2) A [ B 3) CI C ] D L ] K
Back Scales: [ S S&T T ]

0758
Diwa 301 Rietz
Generic slide rule of wood/plastic
294x38.4x8.4 mm
Front Scales: 25cm 10inch // K A [ B CI C ] D L
Back Scales: [ S S&T T ]

0762
Diwa 351 Darmstadt Elegant
Generic slide rule of wood/plastic
295x47.5x8 mm
Front Scales: 25cm 10inch // L K A [ B CI C ] D P tg. Sin.
Back Scales: [ LL1 LL2 LL3 ]

0766
Diwa 501-1 Rietz
Generic slide rule of plastic
295x37.4x5.5 mm
Front Scales: 28cm // K A [ B CI C ] D L
Back Scales: [ S ST T ]

0764
Diwa 501 Rietz Divinyl
Generic slide rule of plastic
295x38x5.5 mm (1956)
Front Scales: 25cm // K A [ B CI C ] D L
Back Scales: [ S ST T ]

0768
Diwa 511 Electro
Electrical slide rule of plastic
295x47x6 mm
Front Scales: 25cm 10inch // Dynamo Motor K A [ B CI C ] D Volt tg. Sin.
Back Scales: [ LL1 LL2 LL3 ]

0772
Diwa 541-1 Businessman
Generic slide rule of plastic
295x37.5x5.5 mm
Front Scales: 28cm // sh.d DF [ CF % CI C ] D £

0771
Diwa 541 Businessman
Generic slide rule of plastic
295x38x6 mm
Front Scales: 25cm 10inch // sh,d DF [ CF % R C ] D £

0778
Diwa 601
Generic slide rule of plastic
150x32.5x3.7 mm
Front Scales: 11cm 4inch // K A [ B CI C ] D L
Back Scales: [ S S&T T ]

0788
Diwa 621
Generic slide rule of plastic
150x31.5x3.7 mm
Front Scales: 13cm // K A [ B CI C ] D L
Back Scales: [ S S&T T ]

5737
Diwa 631
Generic slide rule of plastic
Front Scales: 13cm // A [ B CI C ] D
Back Scales: [ S S&T T ]

0618
Diwa 661
Generic slide rule of plastic, 150x32x3.6 mm
Front Scales: LL2 A [ B CI C ] D LL3
Back Scales: [ S S&T T ]

0790
Diwa 701
Generic slide rule of plastic
295x44x3.5 mm
Front Scales: 25cm L K A [ B CI C ] D tg. Cin. 10inch

0794
Diwa 710 Teknilog
Generic slide rule of plastic
332x48x4.2 mm
Front Scales: LL01 LL02 LL03 A [ B L K C ] D LL3 LL2 LL1
Back Scales: LL00 ST T DF [ CF CIF CI C ] D P S LL0

0795
Diwa 720 Polylog
Generic slide rule of plastic
335x48x4 mm
Front Scales: LL00 L K A [ B S ST T C ] D DI P LL0
Back Scales: LL01 LL02 LL03 DF [ CF CIF CI C ] D LL3 LL2 LL1

0797
Diwa 741 Businessman Export
Generic slide rule of plastic
332x44x3.8 mm (1952)
Front Scales: A DF [ CF % CI C ] D K L
Back Scales: 25cm [ ] 8inch

5743
Diwa without number, with 400°
Generic slide rule of wood/celluloid

5274
Domnick Geveke Perslucht Energieverlies Berekeningschijf
Log/tech slide chart of cardboard
213x80x1.3 mm (1996)
Front Scales: See Picture
Back Scales: See Picture

0801
Draper & Co Carpenters rule
Generic 2 fold rule of all wood
608x21.4x3.8 mm
Front Scales: C /\ D [ 1 ]
Back Scales: / 12inch \

3957
Drilco Joint Identifier (Note: this is not a slide rule but a simple gauging tool mounted in a cardboard instruction sheet. Curator ISRM)
Technical rule of metal
181x26x1 mm

0804
Dring & Fage Customs
Generic slide rule of all wood
915x47x6 mm
Front Scales: E [ C B ] A
Back Scales: E [ C B ] A

0805
Dring & Fage Improved Saccharometer
Generic slide rule of wood/ivory/brass
336x46x4 mm
Front Scales: 1 2 3 4 B [ B A ] A 5 6 7 8
Back Scales: 9 10 11 12 D [ D C ] C 13 14 15 16

3013
Dring & Fage, spirit rule
Spirit slide rule of ivory
212x31x5 mm
Front Scales: 1 [ 2 3 ] 4
Back Scales: 5 [ 6 7 ] 8

3462
Dujardin Salleron Paris Alcoometre Modele 1914 No. 569
Technical slide rule of wood/plastic
250x30x8 mm (1927)
Front Scales: 0-15 [ 101-89 ] 0-15

0809
Dujardin Salleron Paris Alcoometre No. 625
Technical slide rule of wood/plastic
307x28x8 mm
Front Scales: 100-65 [ 30-0 ] 70-30

0811
Duromit Regle a Calcule Duromit-Beton
Technical slide chart of cardboard
142x72x1.1 mm

5506
Dyna-Slide I/EC Mole Fraction and Adiabatic Expansion and Compression Slide Rule
Photography disc of cardboard, 142x1 mm

2724
Eastman Deflecting tool setting chart
Technical slide chart of plastic/cardboard
253x95x3 mm
Front Scales: 1 2 3 [ 4 ]

5648
Eckel Engineer's Log Log (Dial-O-Matic)
See: Instructions
Disc Front Scales: L K A DI D (C LL4 LL3 LL2 LL1 )
Back Scales: Sh Th S, S T

0813
Ecobra (Fiberglass Insulation Thickness - Insolation)
Generic slide rule of aluminium
154x28x3 mm
Front Scales: AF (wrapped at .5) A [ B, Insulation Thickness, Object Temp) C ] D R
Back Scales: Outdoor Pipe Dia [ Insulation Thickness ] Insulation Factor

0820
Ecobra 1261
Generic slide rule of metal, 150x29x4 mm
Front Scales: 14cm // A [ B C ] D

5759
Ecobra 1450
Generic slide rule of metal, 143x33x7 mm
Front Scales: 12cm // K A [ B CI C ] D L || 5inch
Back Scales: [ S T ]

0821
Ecobra 1461 Rietz
Generic slide rule of aluminium 155x28.5x2.5 mm
Front Scales: K A [ B R C ] D lg
Back Scales: 12cm [ sin tg ]

3129
Ecobra 1500
Generic slide rule of metal
26.8x34x7 mm
Front Scales: 25cm // K A [ B CI C ] D L || 10inch
Back Scales: [ S T ]

3129
Ecobra 1500
Generic slide rule of metal
26.8x34x7 mm
Front Scales: 25cm // K A [ B CI C ] D L || 10inch
Back Scales: [ S T ]

0823
Ecobra 1511 Rietz
Generic slide rule of aluminium
305x32x4.3 mm
Front Scales: K A [ B R C ] D lg
Back Scales: 25cm [ sin tg ] 10inch

3660
Ecobra 1561 System Darmstadt
Generic slide rule of aluminium
162x28x3 mm
Front Scales: K A [ B lg C ] LL3 LL2 LL1
Back Scales: sin tg DF [ CF CI C ] D P

0819
Ecobra 160 Circular
Generic disc of plastic
80x2.5 mm
Front Scales: A D ( C CI )

0824
Ecobra 1611 Darmstadt
Generic slide rule of metal
314x40x3.5 mm
Front Scales: K A [ B lg C ] LL3 LL2 LL1
Back Scales: sin tg DF [ CF CI C ] D P

5539
Ecobra Proportional Compass (Divider, non-logarithmic)
Nautical 2 fold rule of aluminium
185x15x6.5 mm
Front Scales: Linie 1-10 [ index] Kreis z2-15

0814
Ecobra R141 Rietz
Generic slide rule of plastic
155x37 4.2 mm
Front Scales: 13cm // A [ B CI C ] D K \\ 5inch
Back Scales: [ S L T ]

0816
Ecobra R143 Darmstadt Spezial
Generic slide rule of plastic
162x38x4.5 mm
Front Scales: 13cm // LL3 LL2 A [ B CI C ] D K LL1
Back Scales: [ P T L S ]

0818
Ecobra R152 Perfekt
Generic slide rule of plastic
320x43x4 mm
Front Scales: L K A [ B CI C ] D S ST T
Back Scales: 25cm [ S LL2 LL3 ] 0-10/10-0inch

3420
Educational Novelty Co. "Consul" The Educated Monkey (Dayton, Ohio) Calculate metal plate of metal, 138x149x1 mm
A mechanical multiplier

3461
Educational Novelty Co. "Consul" The Educated Monkey.
Calculate metal plate of metal, 138x149x1 mm
A mechanical multiplier

5279
Elauma Electrical Engines
Electrical slide chart of plastic
211x81x0.6 mm (1978)
Front Scales: See Picture
Back Scales: See Picture

5338
Elauma Electrical Engines
Electrical slide chart of plastic
211x81x0.6 mm (1978)
Front Scales: See Picture
Back Scales: See Picture

5779
Electrical - Brush Motor design
Electrical disc
Two disks w/ windows

5332
Elesta Electrical Relay Connections
Electrical slide chart of cardboard
216x100x1.2 mm (1968)
Front Scales: See Picture
Back Scales: See Picture

0828
EMF Dordt - AC Motor design
Technical disc of plastic
119x2.2 mm

2866
Empire Decimal Currency Calculator 370
Financial disc of plastic, 150x5.5 mm
Front Scales: New Old
Back Scales: Old New

0829
EMT Proof Rule
Generic slide rule of ivory
320x56x55 mm
Front Scales: 1 2 3 A [ B C ] D S-ST [ E E ] S-LY
Back Scales: A [ 4 5 ] B C [ C C ] C

2043
English Electric (Pat. APPLN. 30421/38)
Generic slide rule of wood/plastic
141x22.5x5.5 mm
Front Scales: A [ B C ] D

0832
Environmental Dynamics Inc. - Octal Hexadecimal Slide Rule (non-logarithmic)
Computer slide rule of plastic
155x27x4.5 mm
Front Scales: Octal, Hexadecimal [ Octal Hexadecimal ] Octal/Hexadecimal Product

0833
Erdgas Gasoline Fuel Consumption (Mileage/Arrival Time)
Technical disc of plastic
116x150 mm

0837
Exxon 948-0049-D Flight Aid
Aviation disc of plastic
100x150x1 mm
Front Scales: 1 ( 2) + 4 windows

Index A B C DE FG HI JK L M NO PQ R S T UVWXYZ
Copyright © 2003-
International Slide Rule Museum