GREEN 



Principles of American forestry 



12mo, xiii X 334 pages, 73 figures, in- 

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WILSON 



Irrigation Engineering 



Fourth edition, enlarged and rewritten. 

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SNOW 



Che Principal Species of tUood: their 

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Large Svo, xi X 203 pages, figures in the 

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ELLIOTT 



Practical farm Drainage 



12mo, 100 pages, 25 figures. Cloth, $1.00 

 ELLIOTT 



Engineering for Hand Drainage 



12mo, vii X 232 pages, 41 figuies, 6 full 

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JOHN WILEY & SONS 



43 and 45 East 19th St. New York City 



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In writing- advertisers kindly mention FORESTRY AND IRRIGATION. 



