1902. Foster. — Observatio^is on Weights of Birds' Eggs, 241 



Inch. Inch. Grains. 

 •82 X -53 - 32 

 •82 X -54 - 32 



Greenfinch {Ligurmus chloris). 



Inch. Inch. Grains. 

 •84 X '54 - 34 



House Sparrow {Passer domesticus). 



•64 X -49 — 20^ 



Bui^IvFlNCH {Pyrrhula europad). 



Reed Bunting {Emberiza schceniclus). 



Inch. Inch. Grains. 



•77 X -57 - 33! 



76 X -58 - 34 



76 X -56 - 33 



