202 



Felger, Card System of Note-keeping. 



[Auk 

 LApril 



In recording notes of certain character, as will appear without 

 explanation to one using this system, it is sometimes of advantage 

 to use only the 'extension card' for the purpose, and not the 

 'barred card.' For example, if one should write a description 



APR 19 1906 



1 



LOCALITY 



FLORAL CHANGES 



FAUNAL CHANGES 



WEATHER 



TEMPERATURE 



WIND 



PRECIPITATION 



TIME OUT 



METHOD OF TRAVEL 



SPECIALTY 



/ ^/tZsri^L. -d^tsip&j s***<z*+J Tfcp&L' <%L&Z&£/ } B 



;%u^. s-&° f m*^. TV*. 



APR 19 1906 



B stw<s*s*t44 -& \*a<t4*<trzL, t73-jcZ&^, s**i**^ty 9^ti^A4^y t / &&&t'- 

 ^/^a^2^pLi^L4ueSUls st-ts&L^ / 4j££**~' . 1}U*-&C / ??U&e- ea^^JL 



^7sL*P-Z-<2-42 



Fig. 1, cards 1 and 2. 



of a bird in abnormal plumage seen in some museum, such descrip- 

 tion would be placed on 'extension cards' only. 



There are other cases of what I call 'compound notes' that 

 occasionally make their appearance in the work of every ornitholo- 



