| Sub-Type | Conversion calculator |
|---|---|
| Type | Engineering/ Surveying |
| Period | 1951 to Present |
| Material | Plastic Acrylic |
| Country of Origin | United Kingdom |
Check the listing for details. Vintage 1970s M H Mear Comprehensive Conversion Circular Calculator & Vinyl Case. Condition: Used, Made in United Kingdom. Listed at 10.80 USD. I believe this dates from about the 1970s, but I can't be sure. It is made from white acrylic/plastic, and has all text in red and black. General instructions for use are printed on the calculator.
You may also like
$49.99
Vintage Staedtler Mars Masterbow 551 29 A6N Drafting Set Technical Drawing 780
$16.17
ANTIQUE EBONY WOOD PARALLEL RULE MEASUREMENT TOOL
$47.13
Vintage AG Thornton's draughtsman precision drawing instrument set - Minerva
$12.12
Faber-Castell compass attachment
$4.28
1885 magazine engraving~ THREE HUNDRED POUNDS OF DYNAMITE EXPLODED UNDER A HULK
$24.24
ebony parallel drawing instrument
$11.04
Vtg 1950s Drafting Set Faber-Castell 71/39 w/ Case Drawing Instrument Compass
$129.99
Vintage Kern Aarau Swiss Susie Theodolite Level with Bottom Case Engineering ***
$19.46
1959 The Gates Rubber Company "Super V-Belt Drive" Engineering Catalog Denver CO
$39.99
Vintage Uchida Planimeter
$40.39
Vintage 1920s COMPASS TECHNICAL DRAWING GEOMETRY DRAUGHTSMAN BOXED SET Stanley
$57.99
VTG 1944 WWII BOOK! 'THE KLYSTRON'! RESTRICTED NAVY DEPT! CONSTRUCTION/OPERATION