10 



NOTE-BOOKS AND JOURNALS 



For a journal I use a college lecture note-book, also arranged to 

 hold perforated loose leaves, which measure 6J by 8J inches. The first 

 half-dozen leaves (others can be inserted when needed) should be 

 ruled in small squares, leaving a space wide enough to enter birds' 

 names at the left-hand page, with only horizontal lines. A portion of 

 such a page is appended: 



After returning from the field, I enter on these roll-call sheets a 

 record of weather, temperature, direction and force of the wind, route, 

 time of starting and returning and incidental observations on the 

 blooming of flowers, appearance of certain insects, calling of frogs, etc. 



After filling in these preliminary data, I write after the name of 

 each bird either the exact or approximate number of individuals seen, 

 or else the letters "A.," "C.,"-or "T.C.," meaning abundant, common, 

 or tolerably common. This is accompanied by an "s" if the bird is in 

 song, or "calls" if it is simply heard calling. The possibilities of abbre- 

 viation are unlimited, but use no abbreviation which is not fully 



