Hollow Planets: A Feasibility Study of Possible Hollow Worlds - Could the Planets Mercury, Venus and Earth Possibly be Hollow?

Hollow Planets: A Feasibility Study of Possible Hollow Worlds - Could the Planets Mercury, Venus and Earth Possibly be Hollow?

Author: Jan P. Lamprecht
Language: English
Edition: 1st
Year: 1999
Page: 52
File Type: pdf
File Size: 465.4 KiB

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