Ship mortgage insurance legislation : hearings before the Subcommittee on Merchant Marine of the Committee on Merchant Marine and Fisheries, House of Representatives, Eighty-fifth Congress, second session on H.R. 12739, to amend section 1105 (b) of Title XI (federal ship mortgage insurance) of the Merchant Marine Act, 1936, as amended, to implement the pledge of faith clause : H.R. 13153, to amend Title XI of the Merchant Marine Act, 1936, relating to federal ship mortgage insurance, in order to include floating drydocks under the definition of the term "vessel" in such title. (G.P.O., 1958)