Specifications for the multiplex printing telegraph system : theory and operation (1920)
Western Union Telegraph Company · [New York?] : The Company · leaf 226
,_ RUBBER COMPOUND.-* - SILK HAVING COLOR COMBINATIONS b TO BE APPROVED &r MAKE-UP OF CARLE FORM CABLE FORM SHALL BE LACED W<TH WATERTWINE£E PLY WAXEDJ WITH ARIGHT ABOUT E BIGHT ATA POINT OF JUNCTION PROOF __. ^*AND IN ALLCA5ES TO HAVE LEADING OUT WIRE S BRANCH FROM CABLE. AFTER*THE BEEN…
Telegraph
Internet Archive · Northeastern University Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Clariss[imi] pictoris et geometræ Alberti Dureri, De varietate figurarum et flexuris partium ac gestib[um] imaginum, : libri duo, cqui priorib[us] De symmetria quondam editis, nunc primum in latinum conversi accesserunt (1534)](https://img.insideoutlibrary.com/img/200/ia-clarissimipictor00dure-59-69.webp)
