Scan barcode
127 pages • first pub 1968 (editions)
ISBN/UID: 9780399608827
Format: Not specified
Language: English
Publisher: Not specified
Publication date: Not specified
nonfiction
history
science
adventurous
informative
fast-paced
Description
Were visitors from outer space responsible for the fantastic and unexplained ruins left behind by ancient civilizations?
Community Reviews
Content Warnings
127 pages • first pub 1968 (editions)
ISBN/UID: 9780399608827
Format: Not specified
Language: English
Publisher: Not specified
Publication date: Not specified
nonfiction
history
science
adventurous
informative
fast-paced
Description
Were visitors from outer space responsible for the fantastic and unexplained ruins left behind by ancient civilizations?
Community Reviews
Content Warnings