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for the purpose of making a collection. In this his 

 enthusiasm knew no bounds. It became no uncom- 

 mon thing for him to rise before daylight and spend 

 two hours with his gun, mounting his birds from 

 nine until midnight. In this manner, and by pur- 

 chase and exchange, he in the course of ten years 

 secured a Museum superior to that of any academy 

 in New England, and which attracted the attention 

 of men of science. It had cost him an outlay of 

 thousands of dollars, besides an infinite amount of 

 time and labor. Eventually he presented it to the 

 Academy. Upon the closing up of the Academy in 

 the year 1879, the trustees presented it to the South 

 Jersey Institute in Bridgeton, where it is now known 

 and designated as the " Peirce Collection." 



At the second meeting of the American Associa- 

 tion for the Advancement of Science, Mr. Jenks be- 

 came a member, signing the constitution at the same 

 time with his beloved teacher in College, Dr. Cas- 

 well. The annual meetings of this Association he 

 attended with greater or less regularity up to the last 

 year of his life. I cannot learn from the published 

 proceedings that he was prominent on committees, 

 or that he often read papers. He was too busy a 

 man by far to make original investigations. His life 

 work as a scientist was that of a collector, and this 

 work he loved. His connection with this Associa- 

 tion brought him into pleasant relations with distin- 

 guished men, with some of whom, especially Pro- 

 fessor Baird of the Smithsonian Institution, and Pro- 



