$8.8

Vintage 150mm Metric Oval Scale Rule - Scott Wilson branded

$80

Sanitary Code Milk Ordinance Public Water Health Department 1940s Connecticut

$18.85

Vintage Aristo Slide Rule Model Nr 968 With Partial Case Made In Germany

$60.89

Vintage Hilger & Watts Cowley Automatic Level With Original Case

$38.96

1978 Tabard Transmission ROL Chain Elk Grove Village IL Literature Signed Letter

$128.55

ANTIQUE 26" BEAM COMPASS ASTON MANDER 1917. NICE CASE

$37.88

Vintage Wooden Beam Compass Trammel Points Large Drafting/Carpentry Tool Rustic

$14.99

Elements of Hydraulics by Mansfield Merriman 1912 1st First Edition ENGINEERING

$8.11

VINTAGE PIC SLIDE BY A.G.THORNTON LTD AOUT 1951 WITH CASE

$75

USSR Russian Soviet Medal Central Research Institute of Mechanical Engineering

$27.06

Rapid Trigonometrical Indicator, Arclight Radius, Circulator W Instructions BX33

$19

WESTINGHOUSE MUG 1981 ENGINEERS WEEK 1982 CALCULATOR GRAPHICS COFFEE TEA CUP.