Our Collection

At the Institute’s core is the Gilder Lehrman Collection, one of the great archives in American history. More than 65,000 items cover five hundred years of American history, from Columbus’s 1493 letter describing the New World to soldiers’ letters from World War II and Vietnam. Explore primary sources, visit exhibitions in person or online, or bring your class on a field trip.

Edison Machine Works Photograph of the Edison 250-light Dynamo

Gilder Lehrman Collection #: GLC07616.07 Author/Creator: Edison Machine Works Place Written: New York Type: Photograph signed Date: 1881 Pagination: 1

Summary of Content: Signed by principal lighting engineer, Clarke. Depicts generator body with six stacks, larger than 150-light Dynamo. With ink inscription on mount "the Edison 250-Light Dynamo Machine Works, Builders, New York, U.S.A." Pencil inscription on mount "1881."


Historical Era: Rise of Industrial America, 1877-1900

Keywords/Subjects: Science and Technology, Invention, Inventor, Industry, Electricity

Sub Era: The Gilded Age