00743nas a22003014a 4500 GMR-640 AR-SsjUBGM 20251028230909.0 251021k19601969gy ar g 000 0 eng d spa AR-SsjUBGM aacr eng gy In-3034 Report. Georgetown : Geological Survey, 1960- v. : il. ; 26 cm Anual En biblioteca años 1960-1969. Memorias 52378 Guyana. Geological Survey editor 52482 1960 1961 1963 1969 CR udc IDGYM_PUPER 2025-09-24 35052 35052 0 0 0 0 GM GM 2026-05-16 1960 0 In-3034 AUTO-GM-35052-1 2026-05-16 00:00:00 CR 0 0 0 0 GM GM 2026-05-16 1961 0 In-3034 AUTO-GM-35052-2 2026-05-16 00:00:00 CR 0 0 0 0 GM GM 2026-05-16 1963 0 In-3034 AUTO-GM-35052-3 2026-05-16 00:00:00 CR 0 0 0 0 GM GM 2026-05-16 1969 0 In-3034 AUTO-GM-35052-4 2026-05-16 00:00:00 CR