436 POPULAR SCIENCE MONTHLY. 



merchants of Philadelphia to subscribe to a fund. They responded 

 very liberally, and the Society at one time had as many as fifteen persons 

 in its service taking levels and making surveys upon the various routes. 



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Autobiographical Letter of Benjamin Franklin on the Organization of the 

 American Philosophical Society. 



When the philosophy of the eighteenth century was at last broken 

 up into parts and was followed by the special sciences, the Society 

 suffered intellectually of course. It has not been able to make a choice 



