9 Reconnaissance Image: NYPL's Public Domain Archive Public Domain Search}

Military reconnaissance of the Arkansas, Rio del Norte and Rio Gila

Public domain image of a vintage map, geography atlas, maritime navigation, age of discovery, 16th-17th century, free to use, no copyright restrictions - Picryl description

Map of a reconnaissance of the Black Hills, July and August, 1874 : with troops under command of Lt. Col. G.A. Custer, 7th Cavalry.

Public domain image of the vintage map from NYPL Lionel Pincus and Princess Firyal Map Division, free to use, no copyright restrictions image. The Lionel Pincus and Princess Firyal Map Division is one of the wo More

Balloon reconnaissance on banks of James River

Picryl description: Public domain historical book on American Civil War, free to use, no copyright restrictions image.

Map of Van Courtlandt Park, [Bronx] New York City, from a reconnaissance by Corp. Chas. L. Schuettler, Co. K, 22nd Regt., Corps of Engineers, N.G.N.Y.

Public domain image of the vintage map from NYPL Lionel Pincus and Princess Firyal Map Division, free to use, no copyright restrictions image. The Lionel Pincus and Princess Firyal Map Division is one of the wo More