Naval forces from Spain and the United States face off in the Philippines on May 1, 1898. Ships are (L-R): San Juan de Ulloa, Castilia, Reina Christina, USS Boston, USS Baltimore, USS Olympia.
Sailors lounge on the berth deck of USS Olympia in 1898. Hooks for additional hammocks to be hung between those in use can be seen on the bulkhead behind. This image is a cyanotype, causing the distinctive color.