DEPARTMENT OF CHEMISTRY. 



J. B. LiNDSEY, Chemist. ^ 



Inspection of Commercial Fertilizers 



FOR THE SEASON OF 1920. 



BY H. D. HASKINS, CHEMIST IN CHARGE, ASSISTED BY L. S. WALKER, A. M. CLARKE, ^ 

 RAYMOND W. SWIFT,^ AND MISS E. M. BRADLEY.^ 



MANUFACTURERS AND BRANDS. 



During the season of 1920, 108 manufacturers, importers and dealers, in- 

 cluding the various branches or subsidiaries of the larger companies, have 

 secured certificates for the sale of 583 brands of fertilizer, fertilizing materials 

 and agricultural limes in the markets of Massachusetts. They may be 

 classed as follows : — 



Complete fertilizers, 



Ammoniated superphosphates, 

 Superphosphate and potash, . . . . 

 Ground bone, tankage and dry ground fish, 



Wood ashes, 



Chemicals and organic nitrogen compounds 

 Agricultural limes, 



292 



119 



6 



54 



2 



85 



25 



583 



Following is an alphabetical list of manufacturers and dealers who have 

 registered fertilizers and lime compounds for sale in the State during the 

 season, wdth brands registered by each: — 



W. H. Abbott, Holyoke, Mass. 



Animal. 

 Eagle Brand. 

 Tobacco. 



The Alphano Humus Co., 17 Battery PI., 

 York, N. Y. 



Prepared Alphano Humus. 



New 



Alpha Portland Cement Co., Easton, Pa. 



Alpha Potash-Lime Fertilizer. 



American Agricultural Chemical Co., 92 State 



St., Boston, Mass. 

 The A. A. C. Co. Ammoniated Fertilizer AA. 

 The A. A. C Co. Ammoniated Fertilizer AAA. 

 The A. A. C. Co. Ammoniated Fertilizer AAAA. 



I Resigned September 1, 1920. 



' Succeeded Mr. Clarke, September 1, 1920. 



3 Assisted for three months in the phosphoric acid laboratory. 



