by John William Dawson
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The story of the earth and man
Acadian geology
A hand book of the geography and natural...
The dawn of life
Modern science in Bible lands
Some salient points in the science of th...
Catalogue of type, figured and cited spe...
A Middle Devonian octactinellid sponge f...
On a new genus of siliceous sponges from...
Sponges in time and space
Bibliographic index of North American ar...
Middle Silurian Ludlovian and Wenlockian...