[Committee hearings] serials, 87th Congress, 2d session. 17. Classification and sale of nonmineral-nonagricultural public lands, hearings before Subcommittee on Public Lands, 87th Congress, on H.R. 7788, H.R. 7789, H.R. 1992, H.R. 5277 [and] H.R. 10454, Aug. 7, 1961-Apr. 4, 1962.