Published Resources Details Journal Article
- Torpedoes for Russia
- vol. 26, 30 August 1878, p. 178
'Russian agents in the United States have closed a contract for fifty Lay torpedoes, each to be manufactured at once, at a cost of 15,000 dols. each, making the total amount of the contract 750,000 dols. They will have propelling apparatus and electric battery attachments…'