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Science & Medicine Antiques
Engineering
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K&E Keuffel and Esser Slide Rule #681210, NEW$309.00
Old KEUFFEL & ESSER Slide Rule - Model 4092-3$9.99
Japanese Drafting Tools
Antique Surveyors Transit
Antique E.O. Richter & Co Drafting set Germany 832W$12.50
ENGINEERS Designing for Columbian Expo, antique 1892$28.00
1920 MSOE How to Become an Electrotechnician Book$12.99
VINTAGE ANTIQUE W. & L. E. GURLEY SURVEY TRANSIT$400.00
Empty Steam Engine Indicator Box ( Crosby, Ashcroft ) $15.00
Keuffel & Esser Thatcher's Calculating Instrument RARE!$1200.00
RARE 1800s CARBORUNDUM ORIGINAL BOX - NIAGARA FALLS NY
Rectangular Protractor by Suffell
2 - Vintage/Antique-1894 Eagle Pencil -Drafting Compass$8.99
A P Aloe & Co Surveroy's Transit with Compass & Chain$1499.99
Surveyors Vernier Compass by T.F.Randolph $100.00
K&E CO. MIN.USA, Drafting, Engineering Instruments$5.00
KEUFFEL & ESSER Paired Line Glass Target 2.250 Dia.$125.00
KEUFFEL & ESSER Paired Line Glass Target 2.250 Dia.$185.00
ANTIQUE BUFF BERGER SURVEYING TRANSIT TELESCOPE (9.3S)$175.00
COLLECTABLE SOLID BRASS SURVEY THEODOILITE, LONDON 1866$125.00
Keuffel & Esser 18" Tilting Level Pat 1891 Ser No 8191$500.00
Vintage Darra Gimbaled Compass Corrector Aqua Meter$125.00
KEUFFEL & ESSER Paired Line Glass Target 2.250 Dia.$125.00
TRADITIONAL BRASS LARGE 13" THEODOLITE, 7" SCOPE + CASE$265.00
c. 1880s PATENT STEAM ENGINE ANALYZER - JW THOMPSON$26.00
ANTIQUE BRASS COMPASS.. MADE IN FRANCE...$10.50
Scarce Master TeleplexTelegraph Machine 
Unknown, Drafting, Engineering Instruments
Solid & Impressive Brass Instrument for Level Control$330.00
KEUFFEL & ESSER CO DRAFTING TOOLS ORIGINAL LEATHER BOX $19.99
Antique Brass K&E Surveying Hand Pocket Level with Case$49.00
KEUFFEL & ESSER 1924 SLIDE RULE, SUPER CLEAN SHAPE$5.00
ANTIQUE STANLEY LONDON FIELD BRASS SURVEYOR'S COMPASS$9.00
t162) Antique Emerson Number 56 Tube, New in Box$0.99
KEUFFEL & ESSER Paired Line Glass Target 2.250 Dia.$200.00
VTG Seiler HELIOTROPE light AMINCO instrument measuring$219.99
Childs SCROLL 1899 EMPIRE State Express RR NYC Brooklyn$39.95
US Govt Survey Engineering Level & Compass With Case$25.00
Vintage EXAKTA RECORD German Scale
Vintage CORADI Zurich PLANIMETER #5142 
t161) Antique National Union # 55 Tube, New in Box$0.99
WWI WWII WAR ERA GERMAN DRP 9 PC ENGINEERING SET MAP$195.95
1790 Jesse Ramsden Surveyors Compass Original Box$1600.00
Antique TV or Engineering Instrument Picture Tube$5.00
t159) Antique Hytron Number 34 Tube, New in Box$0.99
W.&L.E. Gurley TroyN.Y. Compass U.S. Engineer Dep. 1918$58.98
Collection of 30 ENGINEERING Cards from 1927$16.99
Keuffel & Esser Slide Rule, June,1900 SALE PRICE RED$65.00
Vintage! K&E Surveying Hand Pocket Level with Case$30.99
Antique Transit Theodolite Young & Sons with adj tripod$95.50
Antique Draftsman Drawing Set in Box Brass$129.99
KEUFFEL & ESSER ALUMINUM 1.562" DIAMETER TARGET$55.00
KEUFFEL & ESSER ALUMINUM 5.00" DIAMETER TARGET$85.00
VINTAGE FRIEDMANN DRAFTING CZECHOSLCVAKIA 16B$24.99
ANTIQUE JAS P MARSH & CO BRASS STEAM PRESSURE GAUGE!
Antique Round Miniature Oil Level
Antique English Rulers, Architect Engineer's Box, 12pc$35.00
t160) Antique RCA Victor Number 37 Tube, New in Box$0.99
ANTIQUE JAS P MARSH & CO BRASS STEAM PRESSURE GAUGE!
$9.99
Antique William&Samuel Jones Cartography Map Pantograph
$499.00
$9.99
Antique William&Samuel Jones Cartography Map Pantograph$499.00
Frederick Post Co, Drafting, Engineering Instruments$5.00
ANTIQUE ASHCROFT NY ALTITUDE BRASS PRESSURE GAUGE!$9.99
TRADITIONAL SOLID BRASS 3" CLINOMETER SURVEYOR COMPASS
SPHERICAL ADAPTER with COLLET 
Antique Buff & Buff Dumpy Level - Excellent Condition!$285.00
t152) Antique National Union 6L7G Tube, New in Box$0.99
KEUFFEL & ESSER ALUMINUM 5.00" DIAMETER TARGET
GERMANY VINTAGE MARKANT PEN SET
c1904 ANTIQUE HANNA MFG CO SURVEYORS TRANSIT TROY NY +$650.00
t158) Antique Sylvania Number 22 Tube, New in Box$0.99
VINTAGE SURVEY CHAIN MEASURE SURVEYORS SURVEYING$20.50
Handbook for Electrical Metermen, 1923 Editions, 1923$6.00
1931 Babcock Wilcox STEAM BOILER CATALOG Principles$16.99
Geodaesia, reprint of 8th Edition, 1768, By John Love$29.99
Vintage KEUFFEL & ESSER Co Protractor in case c1910 NR$49.99
DIETZGEN OLD ERA BRASS SURVEYORS LEVEL SCOPE $14.99
Vintage Keuffel & Esser Co Surveyors Pocket Hand Level$3.25
ADVANCED MECHANICAL DRAWING 1930’S DRAFTING SCHOOL BOOK$9.95
KEUFFEL & ESSER Paired Line Glass Target 2.250 Dia.$125.00
ANTIQUE VOLTAIC ELECTRIC BATTERY CELL / 19th C. RARITY$13.00
K&E SPHERICAL ADAPTER with COLLET MDL# 71-5100 $295.00
KEUFFEL & ESSER Paired Line Glass Target CHROME & GLASS$165.00
Antique B.K. Elliot Drafting Set, Made in Germany$89.99
t163) Antique Delco Number 76 Tube, New in Box$0.99
19C. IMPERIAL RUSSIA CASED DRAFTING PLANIMETER SET RARE$3500.00
Vintage Craftsman German Scale$43.99
VINTAGE ANTIQUE KOHINOOR DELUXE ELECTRO SLIDE RULE CASE$39.99
MIT Research Notebook, Harvard Coop Notebooks, Carbon $6.00
SURVEYING in the Rocky Mountains, antique print, 1896$26.00
SET OF 4 DRAFTING TOOLS 3 UNITOOL CO. PIECES NR!$9.99
Spoon ladle carry hot rivets to steel rigger antique ~$199.99
Antique Century Electric Co Squirrel Cage Motor Catalog$9.95
t164) Antique Tung-Sol Number 83 Tube, New in Box$0.99
ANTIQUE DIETZGEN NATIONAL DRAWING DRAFTING SET$38.70
Early Futurism Films on DVD Kitchen of the future$8.99
K&E SPHERICAL ADAPTER with COLLET AND THREADS$295.00
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