- New Voyages to North-America; Volume 2
- Maps Illustrating Early Discovery ...in America..
- Papers and Proceedings of the Drake Memorial Celebration, May 29, 1915: Together with a Bibliography of the Writings of Dr. Joseph Rodman Drake
- Minutes of the Commissioners for Detecting and Defeating Conspiracies in the State of New York: Albany County sessions, 1778-1781 (The American Revolutionary series. The Loyalist Library)
- The Function of State Historian of New York