Thể loại sách nói: Science
Popular Lectures on Scientific Subjects
Hermann von Helmholtz
How To Have Bird Neighbors
S. Louise Patteson
North West Passage -The Gjöa Expedition 1903-1907 (Volume II)
Roald Amundsen
History of Esculent Fish
Roger North
North West Passage -The Gjöa Expedition 1903-1907 (Volume I)
Roald Amundsen
Smithsonian Institution - United States National Museum - Bulletin 240 Contributions From the Museum of History and Technology Papers 34-44 on Science and Technology
Various
Introduction to the History of Science
Walter Libby
Science - History of the Universe Vol. 8: Mathematics
Francis Rolt-Wheeler
Theory of Monads: Outlines of the Philosophy of the Principle of Relativity
Herbert Wildon Carr
Keep-Well Stories for Little Folks
May Farinholt Jones
World’s Story Volume XIII: The United States
Eva March Tappan
Outline of Science, Vol 4
J. Arthur Thomson