Worlds before our own
224 pages, 8 unnumbered pages of plates : illustrations ; 22 cm
9781933665191, 193366519X
1013260896
Worlds before our own
The Genesis mystery
Footprints in the stones of time
Giant men and giant reptiles : did the twain meet?
Magnificent manna machines, ancient aviators, and other wonders of prehistoric science
Lost civilizations and vanished peoples
Mysterious master builders
Henges, observatories, and computers
The skillful hands of unknown artists and forgotten physicians
Floods, fires, catastrophes : armageddon revisted
"Originally published by G.P. Putnam's Sons in 1978"--Title page verso