Collectibles > Science & Medicine (1930 Now) > Engineering

Vintage Kempten A. Ott Small Precision Pantograph 500 A West Germany

Vintage Lutz West Germany Draft Kit - -

Vintage Brass Davy Gauze Miners Lamp R B Bolton Mining Engineers Consett 1970 ' S

Old Stock Open Box Vintage Bruning Electric Drafting Eraser Machine 87 - 201

Minerva Opisometer Curvimeter - Drafting Measurement Swiss Gauge Switzerland

Minerva Swiss Opisometer Curvimeter Drafting Map Scale Measurement Wheel

Eo E. O. Richter & Co Pracision Drafting Drawing Tool Set In Case Vintage

Mathema 2/84n Faber Castell Slide Rule. Very Rare.

Vintage 1920s E. O. Richter & Co. Pracision Drafting Drawing Tool Set In Case

Minerva Opisometer Curvimeter Map Draft Measurement Swiss Gauge

Minerva Opisometer Curvimeter Map Draft Measurement Swiss Gauge

Stanley Great Turnstile London England Fuller Calculator Spiral Slide Rule

Stanley Great Turnstile London England Fuller Calculator Spiral Slide Rule

Retro Calculator: Vintage Charpentier Calculimetre Multidisc Circular Slide Rule

The Sheppard Duodecimal Cubing Slide Rule By W. F. Stanley

Rare Antique 1920 ' S Ray Subtractor Adder Adding Machine Calculator

Verlag Chemie Faber Castell Slide Rule. Rechenschieber. Rare.

Rare Calculimetre G. Charpentier Brevete S. G. D. G Circa 1882 Circular Slide Rule

Rrrrare Circular Slide Rule Calculimetre Charpentier Type 2 With Leather Pouch

Large W. F. Stanley Allbrit Rule - Form Planimeter

Vintage Boiler Efficiency Calculator Gas Slide Rule Graphic Calculator Co

Brass & German Silver Planimeter By W. F. Stanley

Vintage Calculimetre Slide Rule Keuffel And Esser Surveying Equipment

Rare Antique 1880 ' S G. Rowney & Co. Artists Engineer Proportional Divider

Vintage 1960 Arlton Conversion Slide Rule Circular Logarithmic Calculator Rare

Wwii German Logarithmic Slide Rule Drp – Nestler 23 Rare

Haff Drafting Set

Vintage Minerva Opisometer Map Drafting Measurement Gauge W/ Pouch

Vintage South Bend Lathe 6” Steel Rule Usa

Vintage 21 Pc Embalming Tool Set Undertakers Supply Co

Antique Mathematical Loga Cylindrical Calculator Slide Rule - Exc,

Vintage Kern Aarau Ruler Sin Cos Drafting Drawing Slide Rule

2/83n Faber Castell Slide Rule. (rechenschieber)

Tamaya Technics Planix 7 Digital Roller Planimeter In Case

Curta Type Ii 2 Mechanical Calculator With Case / Instructions No. 542937

Minerva Swiss Opisometer Meilograph Drafting Map Scale Measurement Wheel Tool

Teledyne Post 44ca - 600 Versalog Bamboo. 24 Scales. Made 1973 - 1975 Bat Wing Logo

Teledyne Post 44ca - 600 Versalog Ii. Bamboo. 24 Scales. Made Only 3 Years 1973 - 1975

Antique Large 1820 Spencer & Co London Brass Surveyors Compass Gedney King Box

Antique W. &l. E. Gurley Surveyor Transit In Dove Tailed Box

Antique Brass Transit W & L E Gurley Troy Ny

7 Foot Pickett Slide Rule Teacher ' S Aide Rare Vintage

Dotted Line Vintage Antique Drafting Tool Germany - 56875

Vintage Pickett Circular Slide Rule Model 111 - Es Rare

Vintage Pickett Circular Slide Rule Model 111 - Es Rare

Vintage Minerva Opisometer Curvimeter Drafting Scale Swiss Made

Vintage Antique C. L. Berger & Sons Transit/level & Scope - Model 30872

Keuffel & Esser K&e Deci - Lon 10 68 - 1100 Slide Rule, Box, Book, Case Looks

With Book World Most Complex Pocket Slide Rule Flying Fish 1200 Rare

Vtg Pocket Slide Rule Calculator Mechanical Computer Soviet Russian Kl - 1 Rare

French 1960s Vintage Slide Rule Math / Engineering Made In France

Antique Central Scientific Co. Chicago Il. Cast Iron Cut Away Steam Engine Model

Vemco Compact Precision Drafting Machine Arm Detailer 3500 18 "

Wild Heerbrugg Swiss Rz40 24 Piece Drawing Set Complete In Case

Antique C. 1900 C. Riefler Section Liner Nickel Silver Bayern Germany

Vintage Fredrick Post Hemmi Bamboo Versalog Slide Rule With Leather Case Rare

Teledyne Post 44ca - 600 Versalog Hemmi. Looks Good, Complete, .

Wild Heerbrugg Rz40 Drafting Set & Complete Rz 40

Vtg. Bostrom Brady Survey Transit Level Model No. 4 Serial No 61 Wood Case

Teledyne Post 44ca - 600 Versalog Ii. Bamboo. 24 Scales. Made 1973 - 1975.

Wild Heerbrugg Diagonal Eyepiece Theodolite 1

Teledyne Post 44ca - 600 Versalog Ii. Bamboo. 24 Scales. Made Only 3 Years 1973 - 1975

W. E. Gurley Wye Level, Serial 3579. Includes Wood Case.

Antique W&le Gurley Survey Transit Scope In Case

Antique W&le William Gurley N. Y Surveyors Compass Brass Glass Scientific Tool

Vintage W&le Gurley Survey Transit Scope In Case With Tri - Pod & Tools

1966 Vintage Keuffel & Esser Co. Slide Rule, Duplex Decitrig 68 - 1210

Buff & Buff Model Antique Survey Transit Vintage Brass Scope Rare Boston

Antique C. Riefler Section - Liner, Boxed, Drawing, Drafting, Ruler, C. 1900

Vemco Compact Precision Drafting Machine Model 3300 16 " Inch Engineering Tool

2/83 Novo Duplex Faber Castell Slide Rule.

2/83n Faber Castell Slide Rule. (rechenschieber)

Antique American Paulin System Surveying Micro Surveying Altimeter Model M - 1

Vintage Surveying Staff Compass By A. Lietz Co San Francisco W/ Leather Case

Murdoch Engineering Thermeter Nervoscope Chiropractic Neurocalometer Model J 381

Vtg Pocket Slide Rule Ruler Sic 5510 Scientific Instruments Japan Leather Case

Vintage Kel - Co Class Calculator Thoroughbred Horse Race Handicapping Slide Rule

1968 Atlas Chemical Industries Data Guide For Sorbo / Conversion Calculator

Vemco Compact Precision Drafting Machine Arm 3300 18 " Inch Engineering Tool

Wild Heerbrugg Rz40 Drafting Set & Complete Rz 40

Antique C. L. Berger And Sons, Inc Boston Mass Transit Level Men’s Christmas Gift

Vintage " Craftsman Brass Tube " Transit With Wooden Box

Vintage Increment Borer Mattson Mora Keuffel & Esser Co. Sweden - 6 " 3 Thread

Vtg Teledyne Post 44ca - 600 Versalog Slide Rule W/ Case Exc

1970 Faber - Castell Slide Rule Novo - Biplex 2/83n Cib;made In Germany

Minerva Swiss Opisometer Meilograph Drafting Map Scale Measurement Wheel Tool

Minerva Swiss Opisometer Meilograph Drafting Map Scale Measurement Wheel Tool

Rare Antique Large Lufkin Surveyors Tape Measure 150 Ft

Vintage Keuffel & Esser Plane Table Alidade - Transit Surveyor Instrument

Vintage Keuffel & Esser Co Geol Special Alidade 5090a Survey Engineering 1960

Rare Antique 1905 Reconnoissance Transit Brass W. & L. E. Gurley, Troy, N. Y.

Antique Heller Brightly Transit 8664 Brass W/ Box Survey Instrument Brass

Vintage Hamilton Drafting Table, K&e Draft. Machine,

W. &. L. E. Gurley. Troy. N. Y Stadia Rare Compass

Pickett Model 17 Blackbody Slide Rule. Extremely Rare.

Vintage Lietz Surveying Compass No. 8022 - 05 Leather Case

Very Rare Vintage Bruning Wild Heerbrugg Model Rz 40 Drafting Set

Vintage Douglas Aircraft Pickett Pocket Slide Rule 1951

Antique W. &l. E. Gurley Surveyor Transit In Dove Tailed Box

Vintage T Alteneder Beam Compass Trammel Set Mechanical Drafting Tool

Vintage K & E 10 & Rare 5 Inch Redwood & Celluloid Slide Rule, Pat June 8 1900

Vintage Charvos No. 815 Drafting Set Keuffel Eased Slide Ruler Bundle

K - E 68 1100 Deci - Lon Made Usa 1947 Vintage Keuffel & Esser Co Slide Ruler

Vintage Wild Heerbrugg Drafting Drawing Instruments Set Rz 40 Swiss Made

Vintage A. S. Aloe Company Instrument

Antique W. & L. E. Gurley Surveyor ' S Transit With Compass 411802

Rare Analon K&e Dimensional Analysis 68 - 1400 Slide Rule

Antique Central Scientific Co. Chicago Il. Cast Iron Cut Away Steam Engine Model

Otis King Model K Cylindrical Slide Rule

Dempster Rotarule Model Aa Circular Slide Rule

Keuffel & Esser / K&e " Leroy " Model No. 61 3128, Drafting Pen Ultrasonic Cleaner

Antique Compas Superieurs Brevetés S. G. D. G Brass Drafting Set Wood Box

Rare Drgm Albert Nestler Electro N. 37 Slide Rule

Full 56 Pc Set Of Copenhagen Ship Curves By Charette

Vintage Wm. Ainsworth & Sons, Inc. Non Magnetic Brunton Compass Tripod

Vintage Ww2 D. W. Bruntons Pocket Transit Wm. Ainsworth & Sons Denver

Antique Dietzgen Wooden Tripod For Survey Transit 60 Inch

32k Ram Card (hp - 82214a) For Hewlett Packard Hp 48sx/gx Hp48sx/gx Calculator

Vintage Bruning 292a Drafting Electric Eraser 87 - 201, Eraser Sticks

1894 Eagle Pencil Co Compass & Divider No. 569 Very Ornate Orig Box Marked 1901