$32.48

Vintage Cowley Automatic Level and Sitesquare. Cased. (2)

$12

Vintage AEEI American Institute of ELECTRICAL ENGINEERS Enamel Charm

$35

rare vintage 1984 Amchem Process Equipment Design Manual - Spray, Dip, Roll-Coat

$27.26

1972 McGill Manufacturing Company Engineering Catalog Literature Valparaiso IN

$16.24

vintage old Zeichen technical drawing instrument set (B11)

$85

C1890s ERA QUALITY SWISS POCKET MILEAGE IN INCHES&FEET MAP READING INSTRUMENT

$13.53

Vintage - Parallel Rolling Ruler - W H Harling of London- Draughtsman's Ruler

$19.95

Vtg K&E ~ Keuffel & Esser Co. 4153-1 ~ 6" Slide Rule with black case ~ USA made

$18.84

Antique HALDEN Brass & Steel Draughtsmans Compass & Drawing Pen Very Rare

$169.15

Antique Draughtsmans Railway Curves x 37 Lechertier Barbe - London, Mahogany Box

$19.99

NEW Marine Navigation C-Thru Parallel Ruler, 18"

$5.1

NICE ENGINEER DIRCETIONAL COMPASS 2 1/8 INCH ACROSS.