by William Hurford Lawrence
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The Erysiphaceae of Washington
The black knot of the choke cherry
Apple scab in eastern Washington
The apple scab in western Washington
Blackspot canker
Bluestem of the black raspberry
Jude the Obscure
The history of the great plague in Londo...
The blue bird
Wood anatomy of the neotropical Sapotace...
[Preservation of forests.]
Pesticides