Our Collection

At the Institute’s core is the Gilder Lehrman Collection, one of the great archives in American history. More than 85,000 items cover five hundred years of American history, from Columbus’s 1493 letter describing the New World through the end of the twentieth century.

Collector Perforation Gauge, Millimeter Scale & Ruler

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Gilder Lehrman Collection #: GLC10004.04.01.01 Author/Creator: Place Written: s.l. Type: Object Date: 1952 Pagination: 1 ruler; envelope Order a Copy

One ruler entitled, "Collector Perforation Gauge, Millimeter Scale & Ruler."

Herzog, George, fl. 1952

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