"In the South Natick Historical Society Room in the Bacon Free Library building in South Natick, Mass. there is a surveyor's Plain Compass, made of either applewood or walnut, 13-1/2" overall, with 4-7/8" needle. The paper compass card is printed: Made & Sold by John Dupee North Side of Swing Bridge Boston, N. E.
The Bostonian Society, Boston, Mass. has a surveyor's Plain Compass, also made of wood, 13-7/8" overall, with 4-3/4" needle, marked John Dupee North Side of Swing Bridge, Boston.
There is a privately owned surveyor's Plain Compass, made of wood, 13 1/2" overall, with 4-3/4" needle. It has wooden sights. Compass card of paper, marked: Made by John Dupee of Northside, Swingbridge, Boston & New England.
There is a John Dupee that appears in the Boston Town Records in various capacities in the early 1700's."
Reference: Smart, Charles E. The Makers Of Surveying Instruments In America Since 1700 Troy, New York: Regal Art Press. 1962