vi CONTENTS. 



ESSAY IL 



Chap. I. 



On Natural Hiftory, and chiefly Ornitho- 

 logy - - - Page 41 



' • CtîAP. IL 



The fubject continued - - 58 



ESSAY III. 

 Chap. L 



Of Birds of Paffage, &c. &c. - 69 



Chap. IL 

 The fame continued - - 87 



Chap, III: 

 The fame continued - - 99 



Receipt for making Pictures of Birds, With their 



natural Feathers - - 113 



Receipt for taking the Figures of Butterflies on 



Paper - - =■ iî6 



ESSAY 



