It has been held that repairs made to, or injuries sustained by, a ship while in dry dock are maritime in character, but the dry dock not being itself used for the purpose of navigation is not a subject of salvage service or of admiralty jurisdiction.8

7 Ex parte Boyer, 109 U. S. 629; 3 Sup. Ct. Rep. 434; 27 L. ed. 1056; and Perry v. Haines, sub. nom. The Robert W. Parsons, 191 U. S. 17; 24 Sup. Ct. Rep. 8; 48 L. ed. 73.

8 cope v. Vallette Dry Dock Co., 119 U. S. 625; 7 Sup. Ct. Rep. 336; 30 L. ed. 501. See also Simmons v. The Jefferson, Sup. Ct. Rep., adv. sheets, 1910.