$9.95

THE USPS COURSE PLOTTER Measure Courses & Bearings Air Force Navy Weems READ!

$40

telegraph telegraph apparatus post office USSR Russian Vintage manual CTA M67

$877.63

ANTIQUE LARGE 6" INCH TRANSIT THEODOLITE BY ELLIOTT BROS.

$1395

Curta Type 1 Mechanical Calculator (1962) w/case

$20.25

Faber - Castell, No. 883/21 Architect's Scale Rule

$9.99

Vintage Power Systems Combustion Engineering Monongahela PA Mill Factory Patch

$74.26

H C Depose (Henri Chatelaine), France, antique Map Measurer, For Russian Empire

$87.76

VINTAGE H E MESSMER Ltd MICROMETER 10um METRIC VERY RARE

$37.81

VINTAGE UNIS FRANCE ADVERTISING CRANE-BENNETT LTD SLIDE RULE

$15.99

VTG 1971 CARR LANE HANDY MULTIPLIER AND TRIGONOMETRY TABLES FOR ENGINEERS

$20.25

Vintage The C-Thru Ruler Co TS-91D Triangle 3 sided Ruler with Case.

$53.99

VINTAGE ECO BRA DRAFTING COMPASS SET IN CASE TECHNICAL DRAWING INSTRUMENT KIT