Lieutenant Cushing undertook the attack on her with a steam launch carrying a spar-torpedo and towing an armed cutter.
When close to he was detected, but he had time to drive the steam launch over the baulks and to explode the torpedo against the "Albemarle" with such success that a hole was made in her and she sank.
At the time when further armaments were suspended, the effective strength of the Argentine navy consisted of 3 ironclads, 6 first-class armoured cruisers, 2 monitors (old), 4 second-class cruisers, 2 torpedo cruisers, 3 destroyers, 3 high-sea torpedo boats, 14 river torpedo boats, 1 training ship, 5 transports, and various auxiliary vessels.
The government maintains a naval school at Flores, a school of mechanics in Buenos Aires, an artillery school on the cruiser " Patagonia," and a school for torpedo practice at La Plata.
There is also a dockyard and torpedo arsenal at La Plata, an artillery depot at Zarate, above Buenos Aires, and naval depots on the island of Martin Garcia and at Tigre, on the Lujan river.