callenders cable construction ltd (2 Ergebnisse)

12pp, bw illustrations. 22x14, stapled illustrated card wraps. Staples rusting, good thus. Having starting out as an importer of bitumen for road construction, the company became one of the most important manufacturers of all kinds of insulated cables for wiring. Perhaps their best known achievement though was the PLUTO (PipeLines Under The Ocean) project which was crucial to the success of the D-Day landings in WWII. This little catalogue contains detailed illustrations of their patented junction box system (considerably clearer than the Patent Office submission).

(London, anni '20), 8vo cop. ill. pp. 12.