Surveying theodolite, made by Augustus Platt, Columbus, Ohio, probably in the second quarter of the nineteenth century. The telescope is 13 3/4 in long; the needle is 3 1/2 in. long; the limb is 5 1/4 in. in diameter. Augustus Platt and his father, Benjamin, also a well-known instrument maker, moved to Columbus, Ohio about 1817. Courtesy Ohio State Museum
Provenance
Photographs from the estate of Henry Kauffman. Credit to be given to Ohio State Museum.
Suveyor's compass, brass with silvered dial pine case with iron loops and hooks, American, Goshen, New York, by C. Hurtin, dated 1794. Inscribed in script on face of dial between compass point designations C. Hurtin/Goshen/AD 1794/No. 18. O. L. 13 3/8"; Diam. 6 1/8". Courtesy Department of Collections, Colonial Williamsburg.
Provenance
Photographs from the estate of Henry Kauffman. Audio Visual Library; Colonial Williamsburg Photograph: This picture may be syndicated or copied for publication
