Readers can make a differnece with a book that offers information about environmental crises and includes tear-out letters that voice specific environmental concerns to the correct authorities

Dear Mr. President: 100 Earthsaving Letters

Science & Math

Davenport, Marc

Nature & Ecology

Citadel Pr

Visitors from time: The secret of the UFOs

Reference

Greenleaf Publications

<p>Visitors From Time: The Secret of the UFOs by Marc Davenport. New revised edition. A 20-year veteran of UFO research and former manufacturing engineer uses examples of close encounters to establish the hypothesis that UFOs use a technology so advanced that they can warp space-time. The most thoroughly documented book available concerning UFOs and time travel. Extensive notes, bibliography and index. ©1992, 1994, quality paperback, 275 pages, 6" x 9".</p>

Visitors from Time: The Secret of the Ufos

Literature & Fiction

Greenleaf Pubns

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Books by Davenport, Marc