~ tracking down this book ~
only cover on file
The Composition of Expired Air and Its Effects Upon Animal Life.
by John S. Billings, S. Weir (Silas Weir) 1829- Mitchell, D. H. (David Hendricks) 1860 Bergey, Silas Weir Mitchell, David Hendricks Bergey
“Abstract of a report on the results of an investigation made for the Smithsonian Institution under the provisions of the Hodgkins fund.”
189581 pages~1½h read
only cover on file
The Composition of Expired Air and Its Effects Upon Animal Life.
by John S. Billings, S. Weir (Silas Weir) 1829- Mitchell, D. H. (David Hendricks) 1860 Bergey, Silas Weir Mitchell, David Hendricks Bergey
“Abstract of a report on the results of an investigation made for the Smithsonian Institution under the provisions of the Hodgkins fund.”
189581 pages~1½h read
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