Overall: 1/4 x 4 1/2 in. ( 0.6 x 11.4 cm )
Brass astrolabe consisting of a graduated circle with a pivoting sighting bar at its center; suspension ring missing.
Gift of Miss Elizabeth Harison and Mr. William Harison
engraved: on edge of circle: "Gen. Philip Schuyler."
Due to ongoing research, information about this object is subject to change.