Circular
Slide Rules

Binary
Sold
Concise

 

Fractiometer
Sold

GE KVA Calculator
GE KVA Calculator
General Industrial
Kits
NSP
Prestolog
Pratt & Whitney
Right Triangle
Sold
Shinn System
Scientific Inst. Co.
 

Short
Slide Rules

 
Bruning
 
Dietzgen 1765W
 
Dietzgen 1776
 
Guedon
 
Indeco
 
K. & E. 4097D
 
K. & E. 4097D
 
K. & E. 4098A
 
K. & E. 4181
Sold
 
Lafayette
Sold
 
Lawrence
 
Nestler
Sold
 
Nobema
 
Pedigree
 
Pickett 300
 
Pickett 600
Sold
 
Pickett N600ES
 
Pocket Slide Rule
 
Post 1441
 
Post 1444K
 
Post 1444K
 
Unique
 
Sun Hemi - 4 inch.

Regular
Slide Rules

 

Calc-Slide
 
Dietzgen Maniphase
 
Dietzgen Microglide
 
Diwa
 
Faber
Sold
 
Faber
Sold
 
K. & E. 4058
 
K. & E. 4081
 
K. & E. 4088
 

K. & E. Universal 4090
Very Rare!

 
K. & E. Deci-Lon
Sold
 
Lafayette
Sold
 
Load Adjuster
Sold
 
Pickett
Sold
 
Pickett N4-T
Sold
 
Pickett N4-ES
Sold
 
Pickett US 14
Sold
 
Post 1460
Sold
 
Post Sum Hemmi
 
Richardson
 
SIC
   

Long
Slide Rules

 
K. & E. (N4801-5)
 
K. & E. (N4053-5)
 
Dietzgen
 
Richardson (1917)
 

Classroom Demo
Slide Rules

 
Math-Master 48"
 
Pickett 48" - Type A
 
Pickett 48" - Type B
 
Pickett 84" - Type A
 
Pickett 84" - Type B