The Complete
Rarities Gallery
A. M. Maurand
Prompt Calculateur
 | Addiator
Quick Multiplikator
 | Badalamenti's Factorization rule
 | Brunsviga Calculator
 | Comptator Adding Machine
 |
Curta Calculator Model II
 | Eureka (made by Kratz-Boussac)
 | MADAS Calculator
 | Russian Anniversary
Pocket Watch S.R.
 | "The Electrician" PRACTICAL
WIRELESS SLIDE RULE
 |
A.G. Thornton
PIC # 172E / PC 17
Electrical Engineer's SR
 | A.W. “Von” Faber
 | Acu-Rule C.V. Ore
S-M No. 1155
 | ADF Products
ARC Engineer's Slide Rule
Model 103
 | ADF Products
ARC Extended Scale
Semi-Circular Slide Rule
 |
ALKU Slide Rule
 | Alvin Elite Vector
No. 1157
 | Anderson, Casella
Improved Long Scale
 | Appoullot T2 and T3 LogZ
Spiral Slide Rules
 | Aristo 958
GEODAT
 |
Aristo Pencil Slide Rule
 | Aston & Mander Mark VI
Artillery Slide Rule
 | Baines slide rule No. 1
 | Ballantine's
"The Macmillan Table
Slide Rule"
 | Barth, Carl
Complete Machinist
Lathe Slide Rule
 |
Belcher Brothers
Gunters Rule
 | Belcher Brothers
Hatter's Slide Rule
 | Billeter National Rechenwalze.
System Billeter - 16 m
 | Billeter National Rechenwalze.
System Billeter - 8 m
 | Billeter National
Rechenwalze System 20-m
 |
Billeter, Ernst Blitzrechner
 | Billeter, Julius
Rechenwalze - 4 m
 | Blundell- Harling
(BRE) Model AG5
 | Boykin RotaRule
Model 510
 | Boykin RotaRule
Model 560
 |
Brass Circular Slide Rule
 | Calculigraphe Model F-C
 | Chadwick – Swiss Army
Slide Rule
 | Charles Bessler / K&E
Projection Rule
 | Charpentier Calculimetre
 |
Coggeshall Type
Carpenter’s Slide Rule
 | Collins Milk Scale
by Brady & Martin, England
 | Concise Stadia Slide Rule
 | Controller Calculator KG,
prototype 30 cm circular
slide rule
 | Courvoisier
Cercle a Calculs
 |
Cox's Compressed Air
Discharge Computer
and Pump Computer, 1897
 | Cox's Compressed-Air
Discharge Computer
 | Cox's Stadia Computer
by Gurley
 | Cox's Stadia Computer No. 2
by Gurley
 | Dempster - Dance
 |
Dempster RotaRule
Model AA
 | Dempster RotaRule
Model A
 | Dempster RotaRule
Model AA with Magnifier
 | Dennert & Pape I
 | Dennert & Pape
12.5-cm Pocket Slide Rule
with chisel cursor
 |
Dennert & Pape
Chemical Slide Rule
 | Dennert & Pape
Model #1
with chisel cursor
 | DEVCO Pencil Slide Rule
Sylvania No 400F
 | Dick Tracy
Code Maker Slide Rule
 | Dietzgen Fraction Adder
 |
Dietzgen Multiplex-Mack
Model 1762B
 | Dietzgen. Unknown model
 | Dimensator Reinforced
Concrete Calculator
 | Diwa 710 Teknilog
 | Dr. Grunert's
Pythagoras-Rechentafel
 |
Dumesnil Régle
Universelle Deposée
 | E.D. Co. 6 & 10 Inch
Proportional Divider
 | Ebsworth (bone or ivory)
4.5-inch English Sector
 | EngPen
 | Faber c.1892
 |
Faber Rechenschieber
w decimal indicator
 | Faber-Castell 342 Columbus
System Rohrberg
 | Faber-Castell 343
System Baur
 | Faber-Castell 345
System Dr. Hohenner
 | Faber-Castell 377
System Pickworth
 |
Farmar's Profit-Calculating Rule
 | Farmar’s Publican Rule
 | Favor, Ruhl & Co.
SR108 & MD7
 | Felsenthal Altitude
Correction Computer
 | Flying Fish 1005 Stadia
 |
Flying Fish 1018
 | Flynn Universal Trigonometric
................. Formula Finder
 | Fowler "Jubilee Magnum"
Long Scale Calculator
 | Fowler "Magnum"
Long Scale Calculator
 | Fowler "Twelve-Ten"
 |
Fowler - - - Mackay
Paper & Board Calculator
 | Fowler Artillery Calculator
 | Fowler's Calculator
Scientific Publishing Co,
 | Fowler’s Long Scale
Calculator
 | French Homemade
Cylindrical Slide Rule
 |
FUJI NO. 42
 | Fuller Calculator s/n 633
Early 1880s Stanley
 | Fuller's TimeTelegraph /
Palmer's Computing Scale
 | General Motors
Photographic Slide Rule
 | Gilson Atlas
Calculator type II
 |
Gilson Atlas
Type I Version II
 | Gilson Midget
Type 1, Version 1
 | GRAPHOPLEX – 691
NEPERLOG HYPERBOLIC
 | Graphoplex
698 Electonicien
 | Gravet - Lenoir
25 cm Règle à Calculer
 |
Gravet-Lenoir (Soho)
Règles à Calculer
 | Gravet-Lenoir
Tavernier & Vinay
Slide Rule
 | Gunter Rule, Sliding
 | Halden Calculex Desk Model
 | Harrow Mark Reducer by
Aston and Mander, London
 |
Hazen-Williams
Hydraulic Slide Rule
by Dennert & Pape
 | Heckendorff Pocket Calculator
 | Hemmi Model 22
"Two stick" Slide Rule
 | Hemmi 258 / Post Versalog 1460
 | Hemmi 405
Chemical Slide Rule
for Portland Cement
 |
Hemmi No. 200
40 cm Scales Folded 6x
 | Hemmi No. 31 Pocket Rule
With Decimal Keeping Cursor
 | Hemmi P135k
ISRG Commemorative - 2005
 | Hiltpold
System Ing. E. W. Hiltpold
 | Hiram Walker Whisky
Slide Rule Chart
 |
Hoffman Airplane Designer
No. 458
 | Holdman Slide Rule
Steam Valve Adjustment
 | I. R. & H. Stebbing
 | Illgen Rechentafel
 | IWA Model #1638
System Wern
 |
J.D. Barbotheu 403
 | Jacob Zedak's Rav-Bo Computer
 | Japanese Artillery Slide Rule
For T-99 Gun
 | Japanese Artillery
Slide Rule
 | John I Easterly
Rafter Framer
S.R. Model 1
 |
K & E 4101
Stadia Slide Rule
 | K&E 4019A
Goodchild Slide Rule with Chart
 | K&E 4138 Morrison Radio Rule
 | K&E Chemco
 | K&E Decimal Keeping
Slide Rule Type I
 |
Kellog Equilibrium Flash Calculator
 | Kern Stadia Slide Rule
 | Keuffel & +Esser 4061-T
With Column Cursor, 1915
 | Keuffel & Esser # 4071
 | Keuffel & Esser 4132
Crane Sewer Rule
 |
Keuffel & Esser 4139
Cooke Radio SR
 | Keuffel & Esser "American"
 | Keuffel & Esser 1746 1/2
Mannheim
 | Keuffel & Esser 1746 Mannheim
 | Keuffel & Esser 1748½
Mannheim
 |
Keuffel & Esser 4017
Sperry Calculator
 | Keuffel & Esser 4018
Pocket Calculator
 | Keuffel & Esser 4031
 | Keuffel & Esser 4031
Without Label
 | Keuffel & Esser 4035
 |
Keuffel & Esser 4040
 | Keuffel & Esser 4041
 | Keuffel & Esser 4056
Favorite
 | Keuffel & Esser 4065T
with Column Cursor
 | Keuffel & Esser 4071-T
 |
Keuffel & Esser 4079
Cox Duplex
 | Keuffel & Esser 4082-3
“Radio” Slide Rule
 | Keuffel & Esser 4088-3
25 cm Scales, Column Cursor
 | Keuffel & Esser 4092
With a Column Cursor
 | Keuffel & Esser 4095
Merchants’ Slide Rule
 |
Keuffel & Esser 4095 Special
Merchants’ Slide Rule
 | Keuffel & Esser 4095-1
Merchants’ Slide Rule
 | Keuffel & Esser 4104
Mystery 2O Inch
 | Keuffel & Esser 4110
Power Trig
 | Keuffel & Esser 4132
Crane Sewer Rule
 |
Keuffel & Esser 4133
Roylance Electrical Slide Rule
 | Keuffel & Esser 4135
Power Computing Rule
 | Keuffel & Esser 4143
Kissam Stadia S.R.
 | Keuffel & Esser 4175
Kurtz Psychrometric Slide Rule
 | Keuffel & Esser
4031 or 4032
 |
Keuffel & Esser
Chemical Slide Rule
 | Keuffel & Esser
Decimal Keeping
Slide Rule Type II
Unknown Model
 | Keuffel & Esser
Nordell Sewer Slide Rule
 | Keuffel & Esser
Steel Slide Rule
 | Keuffel & Esser ANALON
 |
Keuffel & Esser Co. N4100
 | Keuffel & Esser Co.
Calculigraphe Model 4022
 | Keuffel & Esser Cox Duplex
 | Keuffel & Esser DECILON
681130
 | Keuffel & Esser Mystery 20 Inch
 |
Keuffel & Esser N 4102
Surveyors Duplex
 | Keuffel & Esser N4135
Power Computing
 | Keuffel & Esser
American Optical
Dr. Prince Refracting Rule
 | Keuffel & Esser
Brick-O-Meter
 | Keuffel & Esser
Graphical Firing Table M16
 |
Keuffel & Esser
Student Slide Rule
Model 4058
Very Early Model
 | Keuffel & Essor 4041
With Very Rare Decimal
Keeper Cursor
 | Keuffel &Esser
Reymond Leather Calculator
 | Keuffel and Esser 1744B
Wm. Cox Patent 1891
 | Keuffel and Esser 4053
Classroom Model
 |
Keuffel and Esser 4088-2
8" Scales, Column Cursor
 | Keuffel and Esser 4100
 | Keuffel and Esser 8858
Loaner Slide Rule
 | Keuffel&Esser 4093-5
 | Key to the steel square
 |
Keystone American
Bule Paper #1540A
 | LaFay Helice a Calcul
Models 1 & 2
 | Lawrence S.R. Co.
Lumber Calculator
 | Lejard Surveyor's
Slide Rule (ETS)
 | Lerebours Brass
17-cm Military Sector
 |
Loftus Excise Rule
 | Lord's Calculator 1
by R. Waddington
 | Lord's Calculator
by Elliott Brothers
 | Lord’s Calculator 2
by R. Waddington
 | Lord’s Calculator
by W. Waddington
 |
Lutz 300B
 | Léon Lalanne's "New slide rule with a glass envelope"
 | Makeba Kombinator
Pencil Slide Rule
 | Makeba Kombinator
Pencil Slide Rule
 | Marcantoni 10 NB
 |
Merrifield Gunter Rule
 | Meyrat & Perdrizet
Cercle a Calcul, Type 2b
 | Military Slide Rule
American Blue Print Co
 | Military Slide Rule
Keuffel & Esser 4108
 | Military Slide Rule
Pickett Model 14
 |
Molter Slide Rule 8406
Type 2, Mid Variant
 | Molter Slide Rule 8406
Type 3, Late Variant
 | Morris University
StudentMade Slide Rule
 | Morse Decimalizer
 | Multiplying Rods
 |
Neolt TS 10
 | Nestler 330 Chemiker
 | Nestler Präzision
Model 27 Slide
 | Nestler Rechen-Walze
3.75 m
 | Nestler Rechenwalze 1.6 m
 |
NESTLER
System MOISSON Nr. 0374
 | OAO Kalibr - Moscow
 | Otis King Calculator
Cash Type
Carbic, Ltd.
 | Otis King Calculator
Model K
Carbic, Ltd.
 | Otis King Calculator
Model M
Carbic Ltd.
 |
Otis King Calculator
Model N
Carbic Ltd.
 | Otis King Calculators
Model L, Versions 1, 2 ,3
Carbic Ltd.
 | Paisley Calculator
Model A
 | Palmer's Pocket Scale
 | Pickett Model 106-C
Proportional Slide Rule
 |
Pickett X-3 Executive
 | Pickett X-4 Executive
 | Pickett 1082- ES
“Easterly” Rafter Framer S.R.
 | Pickett 52T
U.S. Air Force Photo S.R.
 | Pickett DECI LOG LOG
Vector Model 3
 |
Pickett DECI-POINT
Model 1
 | Pickett DeciPoint
Log Log Vector Model 2
 | Pickett Log Log Vector
Hyperbolic Model 4
 | Pickett Model 523-ES LOROP
 | Pickett Model 525-ES LOROP
 |
Pickett Model B1
 | Pickett N 1006-MF
 | Pickett N 610-ES Hydraulic
 | Pickett N200-ES (Green)
 | Pickett N3-ES (Green)
 |
Pickett N4-ES with
Barrel Magnifying Cursor
 | Pickett N4P-ES with
Barrel Magnifying Cursor
 | Poper's Musical Slide Rule
 | Post 1466 Ritow Manifold
Slide Rule
 | Post Versalog
With @SUN@ HEMMI JAPAN
On Face of Top Stator
 |
Psychrometric Computer
 | Rapidus
 | Reiss Stainless Steel
Slide Rule No Number
 | REKA Rechenapparat
No. 1439 by Dr. L.Nones
 | REWA 10 m Rechenwalze
 |
Richmond
Improved Milk Scale
Baird & Tatlock, London
 | Ricoh 159
 | ROSS
Precision Computer
Type I
 | ROSS
Precision Computer
Type II
 | Rotring
Reduktions-Rechenstab RS 10
 |
Russian Artillery Slide Rule
 | Russian Artillery Slide Rule
System Iorish
 | Russian Circular Slide Rule Evrika
 | Russian Pilot's Circular
Slide Rule NR-1
 | Russian Pilot's Slide Rule NL-10m
 |
Russian Pilot's Slide Rule NL-8
 | Russian Pilot's Slide Rule
NL-7
 | Russian Slide Rule
System Hasselblatt
 | Russian
Glavtochmash Experimental Plant
Loglog Slide Rule
 | Schauer Mechanical Pencil
Slide Rule
 |
Schneider der
Zwolfmeter-Rechenschieber
 | Scientifiic Instrument Company
Model 1610 D
 | Sexton's Omnimetre
 | Small Pocket Calculator
 | Soviet KLPZ 250-14
 |
Stadia Computer
by C-Thru Ruler Company
 | Stanley & Co., Ltd
Whythe Complex Slide Rule
 | Stanley of London
With Decimal Keeper
 | Stanley Rule and Level Co. No. 6
 | Sun Hemmi S.R.
With decimal keeper cursor
 |
Tavernier- Gravet with reverse E chisel cursor
 | Tavernier-Gravet (?)
Machinist's Slide Rule
 | Tavernier-Gravet 43 R
 | Tavernier-Gravet 50 cm
Règle à Calculer
with Chisel Cursor
 | Tavernier-Gravet
Butterfat Slide Rule
 |
Tavernier-Gravet
K&E Slide Rule
 | Tavernier-Gravet
Pocket Slide Rule
with Magnifying Cursor
 | Tavernier-Gravet Eclimetre
de Goulier
 | Thacher's Calculating
Instrument Type I / K&E
 | The Hoffman airplane calculator
 |
The Mechanical Engineer
Calculator -- Mid Size
 | The Mechanical Engineer
Calculator -- 3 Sizes
 | The Mechanical Engineer
Calculator -- Large Size
 | The Mechanical Engineer
Calculator -- Small Size
 | Tröger Cylindrical Slide Rule
 |
Tröger Rechenscheiben
 | Turbocompressor. Slide Rule. Devised by Leib Stern
 | Unique Chemical Slide Rule
 | Unique Rolling Mill
Slide Rule - Types 1 & 2
 | Vade Mecum
Timber Slide Rule
 |
Webb's Stadia Slide Rule
Keuffel & Esser 4105
 | Wellington, of London
A Sector
 | Williams Compressor HP calculator
 | Wilson's Cylindrical Calculator
for Rule Work
 |
