RECORDS. 



After trying various methods, the writer has settled down (in the absence of a 

 stenographer) to the following style of pen and ink notes on cultures, inoculated 

 plants, etc., as extremely flexible and convenient. Reams of ordinary typewriter 

 paper are cut crosswise into three equal portions, so as to form slips about 8 by 3^ 

 inches. As many of these as are necessary for the particiilar purpose are fastened 

 together at one corner with B, J, N, C, or Z eyelets and the Triumph punch, sold 

 by The W. Schollhorn Company, New Haven, Conn., or by the neat little saw- 



r~ 



Itf, 



S7W; 



72>. 



Fig. 99 * 



toothed clamp made by The Middleton P. F. Co., Philadelphia. The first page of 

 the slips is devoted to the name of the organism under examination, the kind of 

 experiment, the date of its beginning, etc. The subsequent sheets are numbered 

 serially and are devoted to particular plants or to particular cultures. If there is an 

 overflow in any particular part of the record, it is very easy to insert additional 



*Fic. 99. Sheets showing method of keeping nitrate-bouillon records. One-half actual size. 



