Having had a bunch of us together at one time last night, we managed to agree on a date for our next outing, Jan 11th.
I just pulled up a google map of Phila and went through a series of museums. I had to skip a couple, closed for the season or longer, but I assure you we'll get back to those (the Japanese House in particular for the Spring.)
But here's one that's both historical AND science:
http://www.amphilsoc.org/museum/ Yes, no, Idunno?