by William R. Maxon , Ellsworth P. Killip , S. F. Blake , Emery C. Leonard
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Report upon a collection of ferns from T...
Some species of Notholaena, new and old
Notes on the validity of Asplenium ebeno...
A new cloak-fern from Mexico
A new Dryopteris from Dominica
New or critical ferns from Haiti
The Call of the Wild
Walden
Brave New World
Orthodoxy
De rerum natura
The Coral Island