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From log roller to lunar rover
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David C. Knight |
Traces the development of the wheel and its use in machines and transportation from earliest times to the present. |
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The haunted souvenir warehouse
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David C. Knight |
Describes and explains supernatural occurrences in eleven locations around the world. |
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Let's Find Out about Mars
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David C. Knight |
A simple discussion of the planet, covering its position in the solar system, the canal theory, and the findings of Mariner 4. |
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Let's find out about sound
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David C. Knight |
Simple text and illustrations explore the properties of sound. |
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The moons of our solar system
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David C. Knight |
Discusses the possible origins, composition, and characteristics of the natural satellites in the solar system. Incorporates data from the Voyager and Pioneer flights. |
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Thirty-two moons
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David C. Knight |
Discusses the possible origins, the composition, and the characteristics of each of the thirty-two known natural satellites in the solar system. |
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The tiny planets: asteroids of our solar system
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David C. Knight |
Discusses the origin, history, discovery, physical nature, and present and future uses of the asteroids, or minor planets. |
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Best True Ghost Stories of the 20th Century
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David C. Knight |
Stories of unexplained events that baffled psychic researchers, including the Tulip Staircase ghost, the ghosts of Versailles, the phantom of Howley Hall links, and others. |
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Those mysterious UFOs
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David C. Knight |
Discusses sightings of flying saucers and other unidentified flying objects and possible explanations of these phenomena. |
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The Moving Coffins
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David C. Knight |
Accounts of incidents in some twenty countries around the world, involving poltergeists, apparitions, and other supernatural manifestations. |
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