- $174.07 BRUNSVIGA Calculating Machine - Vintage Pin Wheel Calculator
- $105.67 Hilger And Watts Clinometer TB108-1.
- $129.95 Vintage E.O. RICHTER CO DRAFTING DRAWING SET
- $122.47 Vintage A G Thornton Drawing Set Stanley Kaufmann & One Other - FOUR SETS!
- $62.16 Rotring Quick Adjust Compass Set - Drafting Set
- $75.00 Supercon 7 2023 Badge SMD kit unassembled Vectorscope RPi Pico BOM DIY badgelife
- $18.02 Vintage Rotring Drafting Compass - Good Condition
- $6.99 Vintage Saunders Tool & Die Pocket Compass - Works
- $6.00 Radio Shack Resistor/Capacitor Inductor Color Code ⭐️
- $62.17 RARE Vintage 1917 - 29 J.Hemmi Pocket Slide Rule Patent 107562 Japan - Holder!
- $25.99 VINTAGE NOS ORIGINAL CONCISE CIRCULAR SLIDE RULE No. 28N w/Manual and Case Japan
- $48.95 Crunch Labs By Mark Rober Drawing Machine. New/Sealed. Science Box project
- $10.00 1965 Republic Steel Useful Metallurgical Data AISI-SAE Chemical Compositions
- $105.67 Hilger And Watts Clinometer TB103-1.
- $111.89 Fine 19-Piece Riefler A59 Tubular Drawing Instrument Tool Set Compass Complete
- $34.99 Seafarer International H150 Marine Radio Walk-in Talkie 88 Channel
- $14.21 Atlas Chipman Chemical Engineering New York Antique Invoice
- $94.99 Whiting Crane Handbook 1979 4th Edition Design Data Engineering RARE
- $22.99 Thunder MABO Nivometre N131 Tape Measure~Made In France~Panaromic Side~Vtg~Nice!
- $49.95 Rare/Vtg (KAPL) Knolls Atomic Power Lab. Naval Reactors - Emerg. Crew Badge 74
- $30.00 rot13labs hackbutt holiday badUSB ornament #badgelife
- $16.15 Vintage M. H. MEAR & Co. Huddersfield Comprehensive Metric Conversion Calculator
- $48.95 Crunch Labs By Mark Rober. TRIP WIRE. New/Sealed. Science Box project
- $48.95 Crunch Labs By Mark Rober Domino Catapult New/Sealed. Science Box project
- $14.92 Antique brass school compass with small size pencil
- $75.00 Heathkit National Schools Scientific Company Comp-Trainer #2254, Vintage, Rare
- $8.00 1953 Thermodynamic Charts + Special Tables for Turbine Calculations Book Cornell
- $19.77 Vintage Rotring Technical Drawing Professional Precision Compass Set Germany
- $70.99 Set of 5 Brass Drafting Tool 9"Marine Navigational Proportional Divider Compass
- $104.40 1960s Waveform Inc. New York 520 A AC Voltmeter 7" X 6. 5" X 4, 1/4"
- $248.91 Drafting Drawing SET Mechanical Tools ORIGINAL RICHTER PRACISION Kopernikus XI
- $32.40 Vintage Minerva draughtsman's technical drawing tools set, by A G Thornton
- $9.99 Engineering: FUTURE of CHALLENGING PROFESSION by Ellis Armstrong! Interior Dept.
- $129.99 DRAFTING DRAWING SET E O Richter Co GERMANY RARE SET BERTEL PREISLER VIIP AS IS
- $4.85 Drafting Template Circ-L-Scale Shaw Barton Coshocton, OH - Goodyear Advertising
- $14.99 Airco Speer Electronics Inductor and Resistor Color Codes- Wheel Guide
- $22.00 Vintage Keuffel & Esser Co. Military Compass
- $198.94 Antique Brass 14" PANTOGRAPH by JONES & SONS, Holborn London 1791 - 1859.
- $52.99 Rare Iridium Satellites OS/Comet NASA Motorola Software Engineering Collectible
- $375.00 1957 ARTIC RESEARCH REPORT - PHOTOGRAPHS - DRAWINGS - DIAGRAMS - CHARTS & MAPS
- $49.99 1928 WILLIAM S. ROE HARDWARE BOUND SALES CATALOG NEWARK NEW JERSEY 774pgs
- $266.33 Square of Surveyor With Compass, Instrument Measuring Antique 19th
- $98.22 VINTAGE STEAM ENGINE PRESSURE INDICATOR GAUGE SPARE OR REPAIR
- $74.60 RIEFLER Germany Pracision Drafting Drawing Set VGC watchmakers jeweler repair
- $14.99 Vintage Hoffritz 2 sided Opisometer Map Measurement Tool w Case, Made in Germany
- $12.00 Vintage 2" ENGINEER Directional COMPASS intact & functioning!
- $88.00 Raytheon Radar Performance Calculator 1962 Slide NASA Engineer PerryGraf
- $14.99 Aristo 1323 Germany Vintage BMA Slide rule Engineer Scientific Instrument
- $12.99 Vintage Thornton Associates Type TIL-100 Speaker Physics Lab Equipment
- $329.49 Antique Brass Protractor, 12" diameter, cased, William Gardam of Leeds, 1870s
- $16.95 Michigan Tractor Shovels Clark Equipment Boston 34 MA Watch Fob Shl1A4-23
- $18.95 Chart of Electromagnetic Radiations 1940s Vintage Science Poster - 20x30
- $33.57 Antique 387 Castell A. W. Faber Wooden Slide Rule With Case Made In Bavaria 1930
- $225.00 Antique Brass Stanley London Theodolite Survey Transit Scope (replica) India
- $9.99 Vtg 1951 New Departure Handbook Vol. II - General Motors Corp. Bearings Book
- $68.38 VINTAGE c1979 ALBERTA SANDS CANADA ARTISTIC SOUVENIRS SAMPLES TARSANDS CRUDE OIL
- $18.64 Vintage B.R.L. Blundell Rules AL6 Slide Rule in Original Hard Case 10"
- $7.30 Intel LDCM Super Package CD RARE VHTF Retro Tech PCD-LDCM-OM-12
- $11.75 Vintage Arclight Radius Curve Drawing Engineering Tool in Original Box 2143/001
- $23.31 Vintage Westinghouse Electric Engineering Inventors Award of Merit Program 1936
- $10.00 2 Decks Unopened PRODECK Playing Cards - OMEGA Engineering Handbook -Vol. I & II
- $24.85 Brass engraved desk compass in wooden hinged fitted case brass bound #22
- $18.00 Vintage DIETZGEN No. 403F Engineer Field Note Book 50% Rag Paper USA - 2pp Used
- $12.99 Vintage 1948 INTERNATIONAL NICKEL Company (New York) INCO Publications List B!
- $19.88 1901 Good Roads Machinery Co. New Metal Sign: Kennett Square, Pennsylvania
- $19.95 Mobius Ruppert M+R 2061 adjustable set square drafting Tool
- $15.98 Briggs and Stratton 1920s to 1950s Engine Data Handbook - reprint
- $12.00 The Sonney Orifice Computer by K.J. Sonney 8 inch Dial
- $19.99 2 Vintage Compass Souvenir Keychains Clinic Rochester MN City Hall Los Angeles
- $24.99 3 Vintage Honeywell Thermostat Parts Architectural Sky Scraper Industrial Steam
- $13.00 1910s Willamette Iron & Steel Works Ad Electric Lighting Engines Power Machinery
- $7.99 Vintage Collectible Metal Liquid Filled LENSATIC Precision Pathfinder Compass B5
- $14.99 1973 New Metric Conversion Slide Chart CIBA-GEIGY Corporation
- $85.00 NAMED WW2 AMERICAN MILITARY ENGINEERS MEDAL AND HAT/COLLAR INSIGNIA
- $13.95 Bellow Valvair Logan Aeroquip Calculator Ruler How to Cards Equipment Vintage
- $19.95 Vintage TOWER Pocket Analog Calculator Case Box Stylus Instructions West Germany
- $44.99 Vintage 1988 Johuco Photovore Robot Circuit Board & Instructions New Old Stock
- $12.42 Riefler Germany Ruling Pen Boxed
- $39.95 1967 Timken Roller Bearing Company Engineering Journal Catalog Canton OH
- $129.99 Antique Victorian Drafting Set Compass Tools Drawing Instruments Wood Box
- $8.80 Meco Instruction Manual Welding Cutting Lead-Burning 1963 Engineering Booklet
- $11.99 Vintage Produx Original Standard Calcular Numerical Germany
- $129.99 Sneaky Badge, Defcon 31, BadgeLife badge from DEF CON 31. Includes extra letters
- $5.97 Mechanix Illustrated The How-To-Do Magazine Oct 1954 MG Magnette Ford Pick-Up
- $28.88 ** LOT of FOUR (4) - Vintage - K & E - LEROY Lettering Templates - 3 Diff Sizes
- $27.95 Northwest Shovels Watson Equipment Pittsburg Watch Fob Slf1A3-35#341
- $11.85 VTG AMP Inc. Amp Turns The Tables 1000 Conversion Factors Booklet Brochure
- $472.47 Pantograph Antique Brass Hall Harding Drawing Instrument Rare England Wood Case
- $136.77 ANTIQUE POCKET BAROMETER C.W. DIXEY & SON BOND ST. LONDON EARLY 19th CENTURY
- $29.99 Vintage Riefler A 20 Precision Drafting Tools Drawing Set Germany - SOLD AS IS!
- $49.73 Kern Aarau Compass Set Drafting Architect Vintage
- $13.42 General Electric Carboloy HI-E Productivity Pocket Calculator with Manual
- $25.00 Vintage TAYLOR Engineer Lensatic Compass - Japan - Working
- $14.92 2x Boxwood Scale Rulers 6" Imperial & Metric, Armstrong Architects Engineers etc
- $9.99 VTG IBM HIPO Flowcharting Template Publication # GX20-1971-0
- $11.99 1953 Denison Engineering Jic Circuit Guide Industrial Hydraulic Symbols 3 Pcs
- $65.99 VTG 1944 WWII BOOK! 'THE KLYSTRON'! RESTRICTED NAVY DEPT! CONSTRUCTION/OPERATION
- $23.00 1933 Use+Possibilities of Aluminum in Sewage Disposal Plants Report ALCOA Photos
- $129.95 Nikon AZ-2 Surveyors 360° Optical Automatic Level Complete With Cover & Boxed
- $143.30 Cabinet Scale Precision under / Below Glass