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Is there really a 10th planet in our solar system? How many red blood cells in a cubic inch? What is the size of the Russian Federation? All of these questions, and more, can be answered by our trained staff of Reference Librarians. Kindly note that an immediate reply is not possible, but questions will be answered within 72 hours. This form is intended for short questions only. Other inquiries, including genealogy, should be made by telephone or in person at the Reference Desk.