Details from a multi-page Map of the Hudson River, published by Rand McNally. This map may have been issued separately, but the copy used here was inserted in the book The Hudson River, from Ocean to Source by Edgar Mayhew Bacon, published by G.P. Putnam’s Sons, 1902.
The Bacon book is available online from Open Library.
Note: The printing plate used for the color blue is out of register on this copy.