5i8 
RAYMOND J. POOL 
The essentials of botany, briefer course. Henry Holt and Co. First edition 1884; 
second edition 1885; third edition 1886; fourth edition 1889; fifth edition 1892; 
sixth edition Feb. 7, 1896; seventh edition July 23, 1896. 
Elementary botanical exercises for public schools and private study. Lincoln 1892. 
Elementary botanical exercises and an elementary manual of Nebraska plants 
(second edition of above). Lincoln 1894. 
New elementary agriculture. (With Bruner and Swezey.) Univ. Publ. Co. 1903. 
Elementary botany, including a manual of common genera of Nebraska plants. 
Univ. Publ. Co. Lincoln, 1904. 
Essentials of college botany. (With E. A. Bessey.) Henry Holt and Co. 1914. 
