Robert DeWitt Chapman Books

Introduction to Comets
Introduction to Comets
Discovering Astronomy
Discovering Astronomy

By Robert DeWitt Chapman, Robert D. Chapman

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xii, 518 p. : 24 cm Includes index

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Discovering astronomy
Discovering astronomy

By Robert D. Chapman

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Rendezvous in space
Rendezvous in space

By John C. Brandt

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The comet book
The comet book

By Robert Dewitt Chapman

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International Labour Conference: Convention and recommendation concerning occupational safety and health in dock work

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