Subject | |
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Operation Grapple, 1956-1958--Personal narratives. |
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"Operation Hailstorm"--Anniversaries--65th --Chuuk (Micronesia). |
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Operation research. |
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Operation Restore Hope, 1992-1993. |
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Operational analysis See: Operations research |
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Operational art (Military science) |
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Operational research See: Operations research |
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Operations research See also: Management science |
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Operations research--United States--History. |
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Operations, Surgical. |
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Operative orthopedics See: Orthopedic surgery |
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Ophiuroidae--Ecology |
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Ophiuroidea. |
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Ophiuroidea--Type specimens --Philippines |
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Ophthalmology. |
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Ophthalmology--Micronesia. |
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Opiates See: Narcotics |
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Opiliones. |
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Opinion, Public See: Public opinion |
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Opioid abuse. |
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Opium abuse--England. |
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Opium poppy--Asia, Southeastern. |
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Opium trade--Government policy--Burma. |
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Opostegidae--Classification. |
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Oppenheimer, J. Robert,--1904-1967. |
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