$13.53

Vintage Old Compass Set Collectable

$39.92

Faber-Castell Model 1/87 System Rietz Slide Rule (Boxed) - Germany

$54.13

UNUSUAL P & B HANDY LEVEL . SIGHTING LEVEL WITH MIRRORS ETC INSIDE .

$40.58

Engineering / Surveying Sight Level, M. S. Precision Products Ltd, England

$4.99

Vintage Engineer Lensatic Survey Directional Compass Made in Taiwan Pre-owned

$59.99

Rare Wrist worn Planimerer MILES made in west Germany

$50

Philip G Lichtenstein Dissertation Protons Carbon In Cosmic Rays 1952 Berkeley

$19.99

1958 ~ API ~ Versatrol ~ Meter Relays ~ Sales Brochure / Catalog

$1000

Hack For Satan Imp DEFCON 2018 Badge

$24.99

1950s ~ SHARP ~ Low Beta & LowBeta / Matic Radioactivity Counting Systems

$27.05

2 x Vintage MARC (Paris) Pocket Slide Rules With Soft Pouch Cases

$17.5

Vintage German Ascoca Drafting Compass Set 224 in Box Made in Germany Complete