1371. Specifications. 3283. Buried asphaltic membrane lining for Pilot Canal, stations 138+00 to 273+97 and stations 1632+00 to 1841+30, Rlverton project, Wyo. Bookmark Corporate/Agency Authors: Reclamation Bureau and Interior Dept. Publisher: Reclamation Bureau Date: [1950.] SuDoc number: I 27.8:(nos.)