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If you own a vintage Beebe check protector machine, this is a fantastic "go with". Circa 1900 this is a celluloid advertising ruler & letter opener with phenominal graphics of a very rare Beebe office machine check protector.
Beebe Indelible Check Protector is a rare antique mechanical office machine from the late 19th century designed to prevent check fraud.
Patented by Gaylord Beebe between 1896 and 1897 in Minneapolis, Minn. Unlike basic hand punches that only indented paper, the Beebe machine macerated or crinkled the paper fibers under the numerical text while simultaneously forcing indelible acid-proof ink deep into the paper.
This process made it nearly impossible for fraudsters to chemically wash or physically "raise" (alter) the written numerical amount on bank drafts and checks. Built from heavy cast iron and sheet steel, packed with intricate internal gears and an ornate manual mechanism.
These vintage units are highly sought-after by collectors of early business technology and antique office equipment. A Beebe check protector is a very rare piece of early office equipment and a celluloid advertising piece is even more rare!

Vintage Beebe Office Machine Bank Check Protector Celluloid Advertising Ruler
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