$11

1965 Sandia Corp Albuquerque NM Nuclear Atomic Energy Research Help Wanted Ad

$124.99

2019 Defcon DC27 Da Bomb Electronic Badge Badgelife

$18.6

Vintage Hemmi SUN No 40RK Bamboo Slide Sliding Rule & Case Measuring Old Tool

$34.99

ANTIQUE BRITISH ADVERTISING RULER 6 1/4" ENGINEERING SCALE SECTOR LONDON ~1900

$6.95

Vintage Sliding Ruler BRL With Case Desk Accessory Drafting

$13.37

Chesterman Centre Finder Spare Part for Chesterman Combination Square Set

$3.99

Vintage Horse Shoe 5” Magnet Red Horseshoe School Science Magnet Low Power

$32.5

Historic 1992 C-Cube CL950, Worlds First MPEG Decoder on a Chip

$130

Antique Technical Mathematical Drawing Instruments Set Geometry in Wood Box

$6

Space works aeronautics co brass Compass vintage style with wooden box

$64

Vintage National Technical Schools – Lot of 25 Pieces Misc Manuals & Charts

$24.95

D1 1954 Keuffel & Esser Co Catalogue K+E 42nd Ed Drafting Equipment & Supplies