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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.

PSM V60 D444 Benjamin franklin letter on the philosophical society.png

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