Books

1. Careers in Conservation
   

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2. Pilot Analysis of Global Ecosystems : Agroecosystems
   

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3. Recollections of a Pacific Entomologist 1925-1966 (ACIAR Monographs)
   

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4. Victorian and Edwardian Farming from Old Photographs
   

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5. Agricultural and Federal Census Schedules, 1850-1880, East Earl Township, Lancaster County, Pennsylvania
   

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Books