[Committee hearings] serial, 88th Congress. 19. Park concession policy, hearings before Subcommittee on National Parks, 88th Congress, 2d session, on H.R. 5872, H.R. 5886, H.R. 5873, H.R. 5887, [and] H.R. 5796, Feb. 27-Mar. 19, 1964.

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