Public domain photograph of a steamship, free to use, no copyright restrictions image - Picryl description
Detroit Publishing Co. no. 05498. Gift; State Historical Society of Colorado; 1949.
Public domain photograph of a ship harbor, sailing boats, free to use, no copyright restrictions image - Picryl description
Black marks on videodisc image not on negative. Detroit Publishing Co. no. 05499. Gift; State Historical Society of Colorado; 1949.
Public domain image of a sailing ship, caravel, harbor, sea, naval battle, 16th-17th century maritime seascape, free to use, no copyright restrictions - Picryl description
"G 1255" and "12" on negative. Detroit Publishing Co. no. 021750. Gift; State Historical Society of Colorado; 1949.