All The Rules...
Thus begins a comprehensive picture list of all the slide rules in my collection. I have duplicates of many of the rules, but will only show one such sample if that happens, with the exception of the K&E rules. Each K&E sample will be listed, since their long history and continuity of a model line will show the evolution of the production of those rules.
Aristo
Aristo Nr. 621 Circular - Front
|
Aristo Nr. 621 Circular - Back
|
Nr. 803 - Front
|
Nr. 803 - Back
|
0958 Geodat 400g - Front
|
0958 Geodat 400g - Back
|
Nr. 867U Darmstadt - Front
|
Nr. 867U Darmstadt - Back
|
Nr. 965 Commerz II - Front
|
Nr. 965 Commerz II - Back
|
Concise
Model 271 - Front
|
Model 271 - Back
|
Concise No. 31 keychain circular rule for Nissan
Dietzgen
Redirule No. 1776
1778 Redilog Pocket Rule - Front
|
1778 Redilog Pocket Rule - Back
|
Diwa
851/4 Darmstadt - Front
|
851/4 Darmstadt - Back
|
Faber-Castell
2/83N Novo-Biplex - Front
8/10 Circular - Front
|
8/10 Circular - Back
|
62/83 Biplex - Front
|
62/83 Biplex - Back
|
67/87R with Addiator - Front
|
67/87R with Addiator - Back
|
111/54 A Addiator Darmstadt - Front
|
111/54 A Addiator Darmstadt - Back
|
Graphoplex
615 Caltex - Front
|
615 Caltex - Back
|
698 Electronicien - Front
|
698 Electronicien - Back
|
Hemmi
Model 35ML - Front
|
Model 35ML - Back
|
Hemmi 250 General Computation - Front
|
Hemmi 250 General Computation - Back
|
Hemmi 251 Mechanical Engineering - Front
|
Hemmi 251 Mechanical Engineering - Back
|
Hemmi 255 Expert Electrical Engineering - Front
|
Hemmi 255 Expert Electrical Engineering - Back
|
Hemmi 255D Expert Electrical Engineering - Front
|
Hemmi 255D Expert Electrical Engineering - Back
|
Hemmi 256 Radio Communications - Front
|
Hemmi 256 Radio Communications - Back
|
Hemmi 259D Expert Mechanical Engineering - Front
|
Hemmi 259D Expert Mechanical Engineering - Back
|
Hemmi 266 Electronics - Front
|
Hemmi 266 Electronics - Back
|
Hemmi 274 General Engineering - Front
|
Hemmi 274 General Engineering - Back
|
Hemmi P281 Student Simplex Rule - Front and Back
Hemmi 410 "Involute of Gear Wheels" - Front
|
Hemmi 410 "Involute of Gear Wheels" - Back
|
K&E (Keuffel & Esser)
4088-1 Pocket Polyphase Duplex - Front
|
4088-1 Pocket Polyphase Duplex - Back
|
4097C Ever-There - Front
|
4097C Ever-There - Back
|
4097D Ever-There - Front
|
4097D Ever-There - Back
|
4139 Cooke Radio Rule - Front
|
4139 Cooke Radio Rule - Back
|
4168 Doric - Front
|
4168 Doric - Back
|
4181-1 Pocket Log Log Decitrig - Front
|
4181-1 Pocket Log Log Decitrig - Back
|
Deci-Lon 5 Model 68-1300 - Front
|
Deci-Lon 5 Model 68-1300 - Back
|
GP-12 Model 68-1565 - Front
|
GP-12 Model 68-1565 - Back
|
Logarex
27205 - Front
|
27205 - Back
|
Norma
Ronda 100 - Front
Pickett
B1 - Front
|
B1 - Back
|
N4-T
N4P-ES Pocket - Front
|
N4P-ES Pocket - Back
|
N16-ES Electronic
C19-T Collins Microwave Transmission - Front
|
C19-T Collins Microwave Transmission - Back
|
Model 100 Douglas Sky Rule - Front
|
Model 100 Douglas Sky Rule - Back
|
Model 101-C Dial-Rule - Front
|
Model 101-C Dial-Rule - Back
|
Model 103ES Mark-Up Calculator - Front
|
Model 103ES Mark-Up Calculator - Back
|
Model 106C Proportional Scale - Front
Model 111-ES Circular - Front
|
Model 111-ES Circular - Back
|
N200-T - Front
|
N200-T - Back
|
N300-T - Front
|
N300-T - Back
|
Model 400 - Front
|
Model 400 - Back
|
N600-ES - Front
|
N600-ES - Back
|
Model 700 USAF Aerial Photo - Front
|
Model 700 USAF Aerial Photo - Back
|
N808-T Standard Marine Fuels - Front
|
N808-T Standard Marine Fuels - Back
|
N1006-ES - Front
|
N1006-ES - Back
|
Post
Post 1441 - Front
|
Post 1441 - Back
|
Post Hemmi 1461 Electronic - Front
|
Post Hemmi 1461 Electronic - Back
|
Post 1461 Pocket Versalog 1 - Front
|
Post 1461 Pocket Versalog 1 - Back
|
Post 1461 Pocket Versalog 2 - Front
|
Post 1461 Pocket Versalog 2 - Back
|
Sans & Streiffe
No. 313 - Front
|
No. 313 - Back
|
SIC - Scientific Instruments Company
Star No. 25 for General Motors - Front
|
Star No. 25 for General Motors - Back
|
No. 1610-D Circular - Front
|
No. 1610-D Circular - Back
|
Staedtler
No. 54428 - Front
|
No. 54428 - Back
|
Standardgraph
Standardgraph Nr. 900 - Front
|
Standardgraph Nr. 900 - Back
|
Unique
Unique Log Log Pocket - Front
|
Unique Log Log Pocket - Back
|
