Black Holes, Quasars, and the Universe by Harry L. Shipman (1976, Hardcover)

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Prisons of Light - Black Holes by Ferguson, Kitty

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Black Holes by Couper, Heather; Henbest, Nigel

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Black Holes and Warped Spacetime

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Black Holes: A Traveler's Guide

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Black Holes and Baby Universes and Other Essays by Stephen Hawking

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1 CENT CD Black Holes & Revelations - Muse

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A Brief History of Time : From the Big Bang to Black Holes by Stephen Hawking...

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From Blue Moons To Black Holes: A Basic Guide To Astronomy, Outer Space, And Spa

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Black Holes and Energy Pirates : How to Recognize and Release Them

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