Rare Vintage Curta Precision Hand held Mechanical Calculator exc. condition View item
Slide Rules20 bids
1 day 10 hours
Auction
910 USD $910
Engineering
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VTG ROTRING PRECISION DRAFTING COMPASS PEN PENCIL RULER CASE LOT 2000 ISOGRAPH View item
Drafting Tools9 bids
1 day 16 hours
Auction
11 USD $11
1936 Harley Davidson Other View item
Drafting Tools8 bids
14 hours 5 minutes
Auction
1700 USD $1,700
Scientific Instruments Co. SIC 1610. Sophisticated Circular Slide Rule. View item
Slide Rules8 bids
2 days 15 hours
Auction
21 USD $21
Vintage Pickett N 500 ES HI Log All Metal Slide Rule. View item
Slide Rules5 bids
1 day 11 hours
Auction
9 USD $9
Berger Survey Transit Level Model AK 46 Automatic Level 360' Gauge Tested Clean View item
Surveying Equipment5 bids
2 days 18 hours
Auction
21 USD $21
Five vintage slide rules please see listing for details. View item
Other Engineering Collectibles4 bids
1 day 11 hours
Auction
5 USD $5
2 Engineering Drafting Sets Alvin Precision Dietzgen Master Pro View item
Drafting Tools3 bids
8 hours 13 minutes
Auction
4 USD $4
Vintage 1930's Keuffel & Esser Leroy Lettering Set with Wood Case View item
Drafting Tools3 bids
1 day 17 hours
Auction
21 USD $21
1908 Patent Keuffel & Esser Chemist's Slide Rule No. 4160 in Original Case View item
Slide Rules3 bids
1 day 17 hours
Auction
153 USD $153
Vintage Dietzgen Germany Drafting Drawing Tool Caliper SET KIT Ruler Engineer NR View item
Drafting Tools3 bids
2 days 6 hours
Auction
16 USD $16
Pickett Slide Rule Classic Mathematical Instrument with Leather Case View item
Slide Rules3 bids
4 days 15 hours
Auction
1 USD $1
DIETZGEN NO 6869 W/CASE Right Angle Prism Survey Tool WWII View item
Surveying Equipment3 bids
5 days 17 hours
Auction
35 USD $35
Vintage Pickett Slide Rule N600 ES With Case And How To Use Vintage Book View item
Slide Rules2 bids
1 day 8 hours
Auction
37 USD $37
ANTIQUE BOXED DRAWING COMPASS & RULE SET BY CARY PORTER LTD PALL MALL LONDON View item
Other Engineering Collectibles2 bids
1 day 12 hours
Auction
15 USD $15
Fascinating Collection Antique Technical Drawing Instruments in Wooden box. View item
Other Engineering Collectibles2 bids
4 days 11 hours
Auction
17 USD $17
Lot Of Vintage Drafting/Architecture/Engineering Tools View item
Drafting Tools2 bids
1 week 13 hours
Auction
51 USD $51
Vintage Concise No. 28 Circular Slide Rule Made in Japan Original Case & booklet View item
Other Engineering Collectibles1 bid
3 hours 4 minutes
Auction
11 USD $11
Vintage Engineering Drawing Compass Set Foreign View item
Other Engineering Collectibles1 bid
5 hours 55 minutes
Auction
7 USD $7
Pickett Air Force Aerial Photo Slide Rule Type A 1 View item
Slide Rules1 bid
19 hours 5 minutes
Auction
30 USD $30
Helix School Drawing Compass 4 1/2" Draughtsman Compasses silver colour 1052767 View item
Other Engineering Collectibles1 bid
23 hours 14 minutes
Auction
20 USD $20
Vintage Halden Calculex Circular Slide Rule With Case & Booklet Used VAT View item
Other Engineering Collectibles1 bid
1 day 7 hours
Auction
55 USD $55