| Spies -- United States -- History -- 20th century -- Juvenile literature. Matches 1 item |
| Spies -- United States Union -- History. Matches 1 item |
| Spies -- United States x History -- 20th century. Matches 1 item |
| Spies -- Washington (D.C.) -- History. Matches 1 item |
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Spiewak, Mildred. SEE: Dresselhaus, M. S. Matches 1 item
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| Spilsbury, Bernard, Sir, 1877-1947. Matches 1 item |
| Spin (Aerodynamics) Matches 1 item |
| Spin doctors -- United States. Matches 1 item |
| Spin-lattice relaxation. Matches 1 item |
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Spin, Nuclear. SEE: Nuclear spin Matches 1 item
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