Cayuga Lake, N.Y. surveyed by the senior and junior classes from 1874-78 in 49 days of field work

The New York Public Library states no known U.S. copyright for this item. Pinax admits it as US-PD only because the work predates 1900, making public domain near-certain worldwide; status outside the U.S. is not asserted and reuse elsewhere is the user's responsibility. Credit: From The New York Public Library.