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Concrete arches

 Subject
Subject Source: Library of Congress Subject Headings

Found in 1 Collection or Record:

Edwin Thacher papers

 Collection — Box 1
Identifier: MC 13
Abstract

The Edwin Thacher Papers document the years 1873 through 1921, representing Thacher's career as a civil engineer in bridge construction, as well as the creation of Thacher's cylindrical slide rule.

Dates: Created: 1840-1920