Herman van Herwijnen's Slide Rule Catalogue at ISRM

- PQ -
142 Items

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

3886
Padotorhna Russian
Technical slide rule of wood/metal

3898
Parisian Novelty Co Travenol Minislide
Medical slide rule of plastic
165x30x1.5 mm
Front Scales: D [ 6inch C B 15cm ] A

2107
Penol 1005A (Denmark)
Generic slide rule of plastic
285x40.2x3.8 mm
Front Scales: S K A [ B CI C ] D L T

2105
Penol 102A (Denmark)
Generic slide rule of plastic
282x42.8x5 mm
Front Scales: 25cm // A [ B CI C ] D K || 10inch
Back Scales: [ S L T ]

2106
Penol 521A (Denmark)
Generic slide rule of plastic
151x27x3.2 mm
Front Scales: A [ B CI C ] D K

2108
Perilog
Generic disc of plastic
77x2.7 mm
Front Scales: C ( D )
Back Scales: L ( S )

2122
Perrygraf GE - CTF- 212
Aviation disc of plastic
191x2 mm (1986)
Front Scales: 1 2 3 ( 4 + 2 windows 5 ) 6 7 8

2749
Perrygraf Air Conveyer Calculator
Log/tech slide chart of cardboard
235x102x2 mm (1962)

0685
Perrygraf Air-Gas and Steam-Liquid Orifice Flow Calculator
Log/tech slide chart of cardboard
280x91x2 mm (1961)

2112
Perrygraf Beam Computer
Log/tech slide chart of cardboard
236x102x2 mm (1971)

2113
Perrygraf Cameron Flange
Technical slide chart of cardboard
255x102x2 mm (1959)

0584
Perrygraf Cameron Honest John Bean Selector
Log/tech disc of plastic
165x2 mm (1957)

5288
Perrygraf Capacitance Inductance Reactance and Vector Impedance Calculator
Electrical slide chart of cardboard
214x79x2 mm (1971)

2753
Perrygraf Cooling Water Calculator
Log/tech slide chart of plastic
202x64x2 mm

2751
Perrygraf Dewpoint Conversion Chart
Technical slide chart of cardboard
214x80x2 mm (1967)

5391
Perrygraf Edwards Laboratories 106132 Cardiac Calculator
Medical slide chart of cardboard
159x81x2 mm (1979)

2746
Perrygraf Flange Fittings
Technical slide chart of cardboard
252x102x2 mm

2116
Perrygraf Gas Turbine Computer, Pratt & Whitney Aircraft
Aviation disc of plastic
128x1 mm (1957)

3890
Perrygraf Gasoline Mileage Guide
Technical slide chart of cardboard
110x63x1 mm

2744
Perrygraf Glulam Beam Calculator
Log/tech slide chart of cardboard
213x77x2 mm

2747
Perrygraf Grinnell Selector
Technical slide chart of cardboard
305x133x2 mm (1959)

5290
Perrygraf Metric Conversion Slide Rule
Conversion slide chart of cardboard
214x80x2 mm (1974)

2745
Perrygraf Nelson Shear Connector Comparator
Concrete slide chart of cardboard
213x80x2 mm (1962)

3883
Perrygraf Ohmite Capacitar Calculator
Technical slide chart of cardboard
180x70x2 mm

2198
Perrygraf Pittsburgh Pipe Fitting Indicator
Technical slide chart of cardboard
190x90x2 mm (1947)

2748
Perrygraf Pollution Control
Log/tech slide chart of cardboard
255x165x2 mm

2117
Perrygraf Pressure Drop Estimator
Log/tech slide chart of cardboard
213x80x2.5 mm (1968)

2118
Perrygraf Production Unit Data for 2" and 2.5" Size Units
Log/tech slide chart of cardboard
89x213x2 mm

2119
Perrygraf Pumping Calculator
Log/tech slide chart of cardboard
178x64x2 mm (1965)
Front Scales: Various scales
Back Scales: [ C ] D

3981
Perrygraf SCA - 7201 Picture Size Computer and Lens Selector
Photography slide chart of cardboard
237x102x2.4 mm (1973)

5283
Perrygraf Shock and Vibration Computer
Log/tech slide chart of cardboard
215x79x2 mm (1983)

5267
Perrygraf Spray Nozzle Calculator
Log/tech slide chart of cardboard
215x79x1.8 mm (1976)

5326
Perrygraf Time Domain Reflectometer Calculator
Electrical slide chart of cardboard
235x102x2 mm (1965)

2114
Perrygraph Flare Size Calculator
Log/tech slide chart of cardboard
213x80x2 mm (1973)

2109
Perrygraph Fracturing Calculator
Log/tech slide chart of cardboard/plastic
212x76x1 mm (1955)

2120
Perrygraph Strainer Selector
Log/tech slide chart of cardboard
213x80x2.2 mm

5046
Pfeiffer Hexadaisy
Calculate disc

2129
Philips Birth disc
Medical disc of plastic
90x1.2 mm

5250
Philips Electrical characteristics of photo and projection lamps
Photography slide chart of plastic
160x85x1.5 mm

2771
Philips Laschstaaf
Technical disc of cardboard
150x125x1 mm

5416
Philips Lighting
Technical disc of cardboard
160x1 mm

5385
Philips Miniwatt
Electrical slide chart of plastic
180x57x2.8 mm

5368
Philips Resistors and Capacitors
Electrical slide chart of plastic, 48x180x3 mm

5661
Philips Strahlung Meter (Prototype)
Radioactivity slide rule

2134
Pickett 100 Douglas
Aviation slide rule of metal
155x28x25 mm

5027
Pickett 1015 (Rockwell Helical Spring Design )
Technical slide rule of metal

2148
Pickett 106C Proportion Indicator
Log/tech disc of plastic
146x1.5 mm
Front Scales: A ( B ) % reduction

5071
Pickett 1084 Resistance Design Slide Rule
Log/tech slide rule

5064
Pickett 110 ES
Generic disc

5019
Pickett 120
Generic slide rule of plastic

5021
Pickett 120 CZT Microline
Generic slide rule of plastic

2150
Pickett 120 Microline
Generic slide rule of plastic
305x48x4 mm
Front Scales: K A [ B S T CI C ] D L

3330
Pickett 121 Microline
Generic slide rule of plastic

2153
Pickett 125
Generic slide rule of plastic
310x38x4 mm
Front Scales: K A [ B CI C ] D L
Back Scales: fraction/decimals [ S ST T C ] D

2155
Pickett 140 Microline
Generic slide rule of plastic
310x48x4 mm
Front Scales: LL1 K A [ B S ST T C ] D DI LL1
Back Scales: LL2 LL3 DF [ CF CIF L CI C ] D LL2 LL3

5083
Pickett 20 Basic
Generic slide rule

3332
Pickett 200
Generic slide rule of magnesium

3314
Pickett 600-T Log Log Duplex (Pocket with magnifier)
Front Scale: LL1+.01/-.01, A [ B, ST, T T, S Cos, C ] D, DI, K
Back Scale: LL2+.1/-.1, DF [ CF, Ln, L, CI, C ] D, LL3+1/-1

5023
Pickett 3T Dual Base Log Log Reciprocal- Scale
Generic slide rule of aluminium

5022
Pickett 4 T Dual Base Log Log (Vector Hyperbolic)
Generic slide rule of aluminium

5012
Pickett 4ES Dual-Base Log Log Reciprocal Scale (Vector Hyperbolic)
Generic slide rule of aluminium
x x2.5 mm
Front Scales: LL1 + - LL2 + - DF/M [ CF/M TH SH (double scale) L CI C ] D LL3 + - LL4 + -,
Back Scales: 3 cube root scales DF [ CF T ST S CI C ] D DI 2 square root scales

2161
Pickett 500 Ortho-Phase Log Log
Generic slide rule of metal
307x38x4 mm (1948)
Front Scales: LL0 LL00 A [ B T ST S ] D K
Back Scales: L LL1 DF [ CF CIF CI C ] D LL3 LL2

3935
Pickett 520 U.S.Air Force Aerial Photo Type A-1.
Military slide rule of aluminium
306x38x3.5 mm
Front Scales: L A DF [ CF CIF T S C ] D DI K
Back Scales: 1 [ 2 3 4 ] 5

5658
Pickett 525T
Generic slide rule of plastic

5078
Pickett 6 T Statistical Quality Control
Statistic slide rule

3325
Pickett 80
Generic slide rule of plastic

3342
Pickett 800T Log Log Synchro-Scale
Generic slide rule of aluminium

38451
Pickett 803ES
Generic slide rule of aluminium

3641
Pickett 903T Model 21 Real Estate Costimator
Technical slide rule of plastic/metal

3697
Pickett FAA 164M Astrodyne Aerial Photo slide rule Model LM 221A
Aviation slide rule of plastic

5800
Pickett Fisher
Log/tech slide rule of aluminium

2136
Pickett Fisher Control Valve Sizing
Log/tech slide rule of aluminium
308x32x3 mm (1954)
Front Scales: 1 D ­P [ C 2 3 Q ] Cv 4
Back Scales: P1 Pc [ ­P 5 6 7 Q ] CG 8

2137
Pickett Log Log Projection
Generic projection of plastic
293x38x4 mm
Front Scales: LL0 LL00 LL1 LL01 DF [ CF CIF L CI C ] D LL2 LL02 LL3 LL03

3536
Pickett Model 2T Dual Base Log Log
Generic slide rule of plastic

2146
Pickett Model 14 U.S. Military
Generic slide rule of metal
307x52x3 mm
Front Scales: LL1+ LL1- LL2+ LL2- A [ B T ST S K C ] D LL3+ LL3- LL4+ LL4-
Back Scales: Deg Mills [ Mils apexangle Tan sintan Sin C ] D A

3312
Pickett Model 2 Deci Log Log
Generic slide rule of magnesium

5016
Pickett Model 4 Deci-Log Log Vector Hyperbolic
Generic slide rule of magnesium
x 4 mm (1947)
Front Scales: 3 cube root scales DF [ CF Th Sh Sh CI C ] D DI 2 square root scales
Back Scales: 1/N1 1/N2 1/N3 1/N4 DF [ CF T ST S CI C ] D N1 N2 N3 N4

5082
Pickett Model 512 SM 68 - WS107A2 Refraction Calculator
Log/tech slide rule

2779
Pickett Model 62
Generic slide rule of plastic/metal
160x28x2.3 mm
Front Scales: K A [ B CI C ] D L
Back Scales: [ S ST T ]

5024
Pickett Model 9T Texas Eastern Transmission Slide Rule
Transmission slide rule of aluminium
x 2.5 mm (1955)
Front Scales: A [ B two sets of conversion factors C ] D L
Back Scales: B24 B [ C S d1 d2 d3 ] P Pm

3537
Pickett Model N2T Log Log Speed Rule
Generic slide rule of plastic

5803
Pickett N 1090 - ES
Log/tech slide rule

3319
Pickett N 4 ES Log Log Vector Hyperbolic Dual Base Speed Rule
Vector slide rule of aluminium

5014
Pickett N 4 ES Vector Type Log Log Dual Base Speed Rule Magnifier cursor
Generic slide rule of aluminium
x 2.5 mm (1959)
Front Scales: 3cube roots DF [ CF CIF T T ST S CI C ] D DI 2 square roots,
Back Scales: LL1 + - LL2 + - DF/M [ CF/M TH SH(double scale) Ln L CI C ] D LL3 + - LL4 + -

2171
Pickett N 531 ES
Generic slide rule of metal
308x38x2.5 mm
Front Scales: L Ln A [ B CI C ] D 2_ K
Back Scales: LL2 LL1 [ S ST T C ] D LL3

2184
Pickett N1006T Trig
Generic slide rule of metal
153x28x2.5 mm (1953)
Front Scales: K A [ B ST T S C ] D DI
Back Scales: Ln DF [ CF CIF CI C ] D L

2185
Pickett N1010ES Trig
Generic slide rule of aluminium
308x31.5x3 mm (1959)
Front Scales: K A [ B ST T S C ] D DI
Back Scales: DF [ CF CIF CI C ] D DI L

3353
Pickett N1010MF
Generic slide rule of magnesium
307x31x3 mm (1959)
Front Scales: K A [ B ST T S C ] D DI
Back Scales: DF [ CF CIF CI C ] D CI L

2189
Pickett N1010T Trig
Generic slide rule of aluminium
308x31.7x2.8 mm (1959)
Front Scales: K A [ B ST T S C ] D DI
Back Scales: DF [ CF CIF CI C ] D DI L

5025
Pickett N1020ES (USA)
Generic slide rule of aluminum

3846
Pickett N1020ES Mexico
Generic slide rule of aluminum

2190
Pickett N1041G Fisher Universal Valve Sizing
Log/tech slide rule of metal
308x32x3 mm (1967)
Front Scales: 1 2 [ 3 4 5 6 7 8 ] 9 10
Back Scales: 11 12 [ 13 14 15 ] 16 17

3322
Pickett N16ES
Electronic/vector slide rule of aluminium
306x52x3 mm
Front Scales: SH1 SH2 TH DF [ CF L S ST T CI C ] D LL3 LL2 LL1 Ln
Back Scales: 21 special scales

3315
Pickett N3ES Power Log Exponential Log Log Dual Base
Generic slide rule of aluminium
318x52x2.5 mm
Front Scales: 2sq.rts K A [ B ST S T T CI C ] D DI 3cube rts
Back Scales: LL0 LL00 LL1 LL01 DF [ CF CIF Ln L CI C ] D LL2 LL02 LL3 LL03

3844
Pickett N3PES
Generic slide rule of plastic

2162
Pickett N500ES Log Log
Generic slide rule of aluminium
308x38x2.5 mm (1962)
Front Scales: +LL1 -LL1 A [ B T ST S C ] D DI K
Back Scales: +LL2 -LL2 DF [ CF CIF L CI C ] D +LL3 -LL3

2168
Pickett N515T Electronic
Generic slide rule of metal
308x38x2.5 mm
Front Scales: (Lr)H (fx)2_ A [ (Cr)B S T (Lx or Cx)CI xl or fr-C ] D L Ln
Back Scales: tables and formulas

3650
Pickett N525ES
Technical slide rule of aluminium
308x38x3 mm
Front Scales: (p+q) X2 df A [ B BI L CI C ] D z z
Back Scales: Sp p [ q z pl y N ] d X2 Sig Level

5003
Pickett N600T Log Log Speed Rule Synchro Scale
Generic slide rule of aluminium
153x27.5x2.5 mm (1962)
Front Scales: LL1 + - A [ B ST T S C ] D DI K
Back Scales: LL2 + - DF [ CF Ln L CI C ] D LL3 + -

3916
Pickett N700T U.S.Air Force Aerial Photo Type A-2.
Military slide rule

2197
Pickett N7T Pipeline Diameter
Technical slide rule of aluminium
305x52x2.5 mm (1953)
Front Scales: Many scales
Back Scales: Many scales

2174
Pickett N800T Log Log Speed Rule Synchro-Scale
Generic slide rule of metal
309x38x25 mm
Front Scales: LL1 LL01 A [ B ST T S C ] D DI K
Back Scales: LL2 LL02 DF [ CF CIF L CI C ] D LL3 LL03

2132
Pickett N803T Log Log Speed Rule Dual Base
Generic slide rule of metal
309x38x3 mm
Front Scales: z z K A [ B S ST T CI C ] D DI DF
Back Scales: LL0(+/-) LL1 (+/-) DF [ CF CIF L CI C ] D LL2 (+/-) LL3 (+/-)

3346
Pickett N901 - T Simplex Math Rule
Decimal keeper slide rule of aluminium

5072
Pickett N901 - T Simplex Math Rule
Log/tech slide rule

2178
Pickett N902ES Simplex Trig
Generic slide rule of aluminium
308x31.5x2.7 mm
Front Scales: K A [ B T S CI C ] D L

2180
Pickett N902T Simplex Trig
Generic slide rule of aluminium
308x31.5x2.7 mm
Front Scales: K A [ B T S CI C ] D L

3313
Pickett No. 2 Deci Log Log
Generic slide rule of magnesium

3324
Pickett projection ED26
Generic slide rule of perspex

5002
Pickett T2
Generic slide rule of aluminium

5001
Pickett X3 Executive
Generic slide rule of metal

5026
Pickett X4
Generic slide rule

2191
Pickworth WH. SC
Generic slide rule of all wood
275x26x6.5 mm
Front Scales: A [ B C ] D

2193
Pignone Control Valve Sizing
Log/tech slide chart of plastic
230x58x3 mm

2194
Pignone Regulo Calculatore Per Valvole Di Sicurezza Pignone
Log/tech slide chart of plastic
305x94x2.5 mm (1972)
Front Scales: 11 scales
Back Scales: 5 scales

2199
Planosec Birth disc
Medical disc of plastic
90x1.2 mm
Front Scales: 1 ( 2 )

3919
Plastograf Sao Paulo
Generic slide rule of plastic
153x31 mm
Front Scales: 14cm // K A [ B CI C ] D L

2200
Plateau de Navigation 1
Aviation disc of plastic/metal
180x245x13 mm
Front Scales: Several scales

2202
Plateau de Navigation 1 A.N. 1
Aviation disc of plastic/metal
180x245x13 mm
Front Scales: Several scales

2205
Post 1441 Sun Hemmi
By Sun Hemmi, generic slide rule of plastic
120x21x5.5 mm
Front Scales: 4inch // A [ B CI C ] D
Back Scales: [ S L T ]

2208
Post 1444 Sun Hemmi
By Sun Hemmi, generic slide rule of plastic
150x29x5 mm
Front Scales: 5inch // A [ B CI C ] D K
Back Scales: [ S L T ]

2209
Post 1444K Sun Hemmi
By Sun Hemmi, generic slide rule of plastic
150x29x5 mm
Front Scales: 5inch // A [ B CI C ] D K
Back Scales: [ S L T ]

3732
Post 1444P Five-Inch Plastic. Frederick Post Made in U.S.A. Mannheim
By Hemmi, generic slide rule of Plastic
150x35x10 mm (WW II-)
Front Scales: 12.5cm // A [ B CI C ] D K \\ 5inch
Back Scales: [ S L T ]

2210
Post 1445 Sun Hemmi Eight-Inch Student Mannheim
By Sun Hemmi, generic slide rule of Celluloid Bamboo
230x28.5x8 mm
Front Scales: K DF [ CF CI C ] D A
Back Scales: [ TI L SI ]

3738
Post 1446 Hemmi Student Mannheim
By Hemmi, generic slide rule of Celluloid Bamboo
280x28x7 mm (1932 - 49+ exc WW II)
Front Scales: A [ B C ] D
Back Scales: [ S L T ]

2213
Post 1447 Sun Hemmi
By Sun Hemmi, generic slide rule of bamboo
280x28x8 mm
Front Scales: A [ B CI C ] D K
Back Scales: [ S L T ]

3757
Post 1450 Versatrig Duplex Hemmi
By Sun Hemmi, generic slide rule of plastic
320X41X7 mm
Front Scales: K DF [ CF CIF CI C ] D R1 R2
Back Scales: L A [ T T Sec T ST Cos S C ] D DI

3765
Post 1452 Universal Mannheim
By Hemmi, generic slide rule of Celluloid Bamboo
295x41x11 mm (1971)
Front Scales: 10inch // A [ B CI C ] D K || 27cm
Back Scales: [ S L T ]

3771
Post 1454 Universal (C Cursor) Mannheim
By Hemmi, generic slide rule of Celluloid Bamboo

2218
Post 1460 Sun Hemmi Versalog
By Sun Hemmi, generic slide rule of plastic
320x44.4x7 mm
Front Scales: LL0 LL/0 K DF [ CF CIF CI C ] D R1 R2 L
Back Scales: LL/1 LL/2 LL/3 [ T T Sec T ST Cos S C ] D LL3 LL2 LL1

3783
Post 1460 Versalog II, A scale and "R" (in SRT) added. Duplex
By Sun Hemmi, generic slide rule of Celluloid Bamboo
320x45x7 mm (1968-72)
Front Scales: LL/0 K A DF [ CF CIF CI C ] D R1 R2 LL0
Back Scales: L LL/1 LL/2 LL/3 [ T T Sec T SRT Cos S C ] D LL3 LL2 LL1

2221
Post 1462
Generic slide rule of wood/plastic
311x40x6 mm
Front Scales: LL0 LL00 A [ B K L C ] LL3 LL2 LL1
Back Scales: T DF [ CF CIF CI C ] D S ST

3819
Post 44CA-500 Teledyne Post Versatrig Duplex
By Hemmi, generic slide rule of Celluloid Bamboo
322x41x7 mm (1972+)
Front Scales: K DF [ CF CIF CI C ] D R1 R2
Back Scales: L A [ T T Sec T ST Cos S C ] D DI

5252
Practical Electronics Component Selector
Electrical slide chart of cardboard

2225
Pratt & Whitney Aircraft 644218
Aviation disc of plastic
211x25 mm (1970)

3068
Propess Birth disc
Medical disc of plastic
108x1 mm
Front Scales: 1 ( 2 )

2065
Protractor
Generic sector of bone
152x35x1.3 mm

2722
Protractor
Calculate protractor of bone
85x16.4x1.7 mm

2727
Protractor
Protractor of all wood
153x34x1.2 mm

2723
Protractor in instrument case
Calculate protractor of all wood
153x33x1.7 mm

2731
Protractor Transversalmasstab
Military protractor of brass
210x65x1 mm

2227
Psychrom Rekenschuif
Log/tech slide rule of aluminium
187x30 mm

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