No Earthly Explanation (Mankind: A Space Experiment)
| Book | No Earthly Explanation |
| Copyright Holder | John Wallace Spencer |
| Reprinted with/by arrangement with | Phillips Publishing Company |
| Imprint | Bantam Books |
| Publisher | Bantam Books, Inc. |
| About/Subject | UFO: Unidentified Flying Object |
| Format | Mass-Market Paperback |
| Language | English |
| Location | Toronto New York London |
| Copyright | 1974 |
| This Edition Published | 1975-10 |
| Pages / Font | 178 pages |
| Catalog Number | X2346 |
| Price | $1.75 |
| Other | 553 02346 175 |
| Notes | 553 02346 175 is printed on the spine. Printed in the United States of America Size: 4-5/16" x 6-31/32" x 1/2" |
Added by kitchi-gummi · Last edited by steppenwolf_a_558



