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.
Obverse and reverse sides of a brass patch box for a kenturcky rifle signed by the maker, Henry Boulton, Pennsylvania. Signed parts of this type are extremely rare.