Related Books

The tropical world: aspects of man and nature in the equatorial regions of the globe.

The Bible and science.

A short history of natural science and of the progress of discovery from the time of the Greeks to the present day

Secrets of animal life.

• The variation of animals and plants under domestication
  Author(s): Darwin, Charles ,  Gray, Asa
• Text-book of western botany : consisting of Coulter''s Manual of the botany of the Rocky mountains, to which is prefixed Gray''s lessons in botany. For the use of schools and colleges between the Mississippi river and the Rocky mountains.
  Author(s): Gray, Asa ,  Coulter, John Merle
• Synoptical flora of North America
  Author(s): Gray, Asa ,  Watson, Sereno