-- Camps
- Camp Black, Hempstead, Long Island, NY (USgennet.org)
- Camp Hardin, Sand Lake, NY (USgennet.org)
- Camp Jewett, Nyack-on-Hudson, NY (USgennet.org)
- Camp Joseph W. Plume, Buffalo, NY (USgennet.org)
- Camp Slayton, Bath Beach, NY (USgennet.org)
- Camp Townsend, Peekskill, NY (USgennet.org)
- Camp Walworth, New York, NY (USgennet.org)
- Camp Wickoff/Wyckoff on Montauk Point, Long Island (LIGenealogy.com)
- Camp Wickoff, Montauk Point, Long Island, NY (USgennet.org)
-- Regimental histories
--- General
- New York (State). Adjutant General's Office. New York in the Spanish-American War, 1898. (Internet Archive)
- v. 1 (rev. ed, 1902) (Internet Archive)
- v. 2 (rev. ed. 1902) (Internet Archive)
- v. 3 (1902) (Internet Archive)
- Index to New York in the Spanish-American War (1914) (Internet Archive)
- New York Spanish-American War Units (New York [State]. Division of Military and Naval Affairs. Military Museum and Veterans Research Center)
- Spanish-American War, Philippine Insurrection and China Relief Expedition (New York [State]. Library. New York State Military Records -- Civil War and Following))
--- Rough Riders (1st U.S. Cavalry)
- The Rough Riders [full text], by Theodore Roosevelt (Bartleby.com)
-- Service Records
-- Yellow journalism
- Yellow Journalism (Wikipedia)