THE BIOCHEMICAL BULLETIN 



The BiocHEMicAL Bulletin is a quarterly biochemical review. 

 It publishes results of original investigations in biological chemistry 

 and presents miscellaneous items of personal and professional in- 

 terest to chemical biologists. 



Biological chemists everywhere are cordially invited to forward 

 contributions of any character whatever that will increase the value 

 and add to the interest of the Bulletin. Original contributions 

 to research, preliminary reports of investigations, abstracts of 

 papers, addresses, reviews, descriptions of new methods and appa- 

 ratus, practical suggestions to teachers, biographical notes, histori- 

 cal summaries, bibliographies, quotations, news items, personalia, 

 views on current events in chemical biology, etc., are solicited. 



The Bulletin will present as much biochemical substance of as 

 great variety and value, in as little Space and for as little money, as 

 possible. Contributors are accordingly requested to keep their 

 papers within the bounds of 15 printed pages and, if possible, to 

 restrict thcm to 10 pages or Icss. Recrystallize all the products, 

 reject the mother liquors and send the Biochemical Bulletin 

 " preparations of testcd purity"! 



Each volume of the Biochemical Bulletin will contain about 

 600 pages. Copies of Volume I, if ordcred hefore August i, 19 12, 

 will be forwarded, postage prepaid, to subscribers in the United 

 States and Canada for $2.75 ; to subscribers in other countries for 

 $3.00. After August i, 1912, the price of Volume I will he $6.00, 

 and copies will be sold only to subscribers. Single numbers may be 

 purchased f rom a diminishing reserve supply at the f ollowing prices : 

 No. I, $1.50; No. 2, $2.50; No. 3, $2.00; No. 4, $1.50. 



The reserve supply of copies of each number of Volume II of the 

 Biochemical Bulletin will be closely restricted to the indicated 

 desires of subscribers and the estimated needs of future members of 

 the Association. Subscriptions for Volume II are accordingly so- 

 licited at the f ollowing rates, payable in advance: 



Before October i, 1912: domestic, $2.75; foreign, $3.00. 



Between October i and December i : $3.00; foreign, $3.25. 



Between Dec. i, 1912, and March i, 1913 : $3.50; foreign, $3.75. 



Between March i and June i, 1913: $4.25; foreign, $4.50. 



After June i, 191 3 : $6.00 — to be sold only to subscribers. 



Subscriptions may be renezved at any time on original terms. 



Publication office: 41 North Queen St., Lancaster, Pa. 



Remittances, manuscripts and correspondence may be addressed 

 to the Biochemical Bulletin, 437 West 59th St., New York City. 



