Desk book of type specimens, borders, ornaments, brass rules and cuts : catalogue of printing machinery and printers' supplies (1900)
American Type Founders Company · [Philadelphia] : American Type Founders Company · leaf 1098
rods, which are joined tothe head by means of a projecting hub, on which the collar of the side rod operates.This removes any possible lateral motion or strain to the perforator head. The power pulley is large, affording an abundance of leverage for conveying the power. 28-inch Power Perforator,… … This machine makes a perfect perforation, and is durable. One of the chief pointsof improvement is the fact that the needles are directly under the center of the head,and in line with the side rods. This allows a perfect, even draw with the least possiblewear of the pins, die and stripper. Another…
Printing machinery and supplies · Printing
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