Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 221
2290AThe Philadelphia 2292The Boston The Philadelphia has rack-and-pinion adjustment; tilting, revolving,raising, and lowering movements; black-enameled ironwork; adjustment,32 to 42 inches; hardwood top, 24 x 26 inches; white-pine top, 24 x 32 inches. 2290. The Philadelphia, without attachments…
Engineering instruments · Drawing instruments
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