American Mahogany Stick Barometer, Charles Wilder, Peterborough, New Hampshire. Die-stamped "WOODRUFF'S PAT. JUNE 5, 1860" on the faceplate upper right, and "CHARLES WILDER PETERBORO. N.H." lower right.

L: 37.5 in., W: 5.125 in. (including handle), D: 2 in.