30 



BIRD STUDIES WITir A C:AMKRA 



furnisliiiig a grip to wliicli the ulamp may be fas- 

 tened. 



Nests shoiild be photographed from the side, but 







13. Nesting sitr, nest, ;tt|il \'Miiii;,r ,)t' Ahirsli Hawl- 



eggs shimhl be pliotograplied from above in order 

 to show their ])osition in the nest as thej' were ar- 

 ranged by thf) incnbatiiig bir(b The nest shouhl 



