1. Letter from Henry Swan to H. S. Kanyike

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2. Status Report NASA Project NASr-221 (January - March 1965)

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3. Letter from Henry Swan to Clarabell Presley

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4. Ruptured Sinus of Valsalva

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5. Lungfish lying on a slab of concrete

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6. The Estivating Lung Fish

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7. Letter from Henry Swan to Rohner Gehrig & Company

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8. Letter from Henry Swan to Bryan Cooper

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9. Letter from Henry Swan to Bryan Cooper

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10. Letter from Henry Swan to Clarabell Presley

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11. Letter from Henry Swan to Clarabell Presley

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12. Native workers looking for lungfish in river bed in Uganda

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13. Letter from Henry Swan to Francis Moore

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14. Status Report NASA Project NASr-221 (October - December 1965)

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15. Status Report NASA Project NASr-221 (April - June 1965)

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16. Status Report NASA Project NASr-221 (July - September 1965)

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17. S. S. Yudin: A Study in Frustration

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18. Resting Metabolism, "Cold Exposure," "Hibernating"

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