PREFACE TO THE SECOND EDITION. 



MR. CHYNOWETH'S connection with "American Ma- 

 nures " having ceased, it affords the author pleasure in 

 announcing that the first edition of the work has been 

 exhausted, and thanking the public for their kind 

 patronage of the same. While he is conscious that 

 certain parties put forth all their energies to suppress 

 the work in its infancy, he is glad to say that success 

 has not crowned their efforts, as is evinced by this 

 revised edition. And it is hoped, not only by him, but 

 he trusts by all who have the welfare of their fellow- 

 beings at heart, that subsequent editions may follow in 

 quick succession. 



It is the writer's intention to embrace in future 

 editions of the work analyses, not only of manures re- 

 presenting those which have been examined, but of 

 others ; and judging from the following quotation of a 

 letter from a manufacturer of fertilizers, dated Nov. 

 29th, he will not be surprised to find a marked improve- 

 ment in the quality of the former. 



" The book has exercised a great influence on the 

 fertilizing business, and has put thousands of dollars 



