Panama Canal Record - Vol 29 - Page136
Canal Zone - 1936
Sales of Floating Equipment The Panama Canal offers for sale to the highest bidders the steel seagoing tugs Bolivar and La Boca and the harbor supply boat U. S. Supply No. 2. Sealed proposals will be received in the offices of the General Purchasing Officer,

Marine Progress - Vol 4 - Page 31
1936
Sale of 2 Tugs & Supply Boat Sealed proposals will be received at the office of the General Purchasing Officer of the Panama Canal, Washington, D. C. at 10:30 A. M., April 24th, for the purchase of the steel seagoing tugs La Boca and Bolivar and the harbor supply boat, U. S. Supply No. 2.