Sometimes historic sites hide within their neighborhoods. That’s been the case for Ryerss Museum & Library at 7370 Central Ave. in Burholme Park near the Fox Chase section of the city. Built and donated to Philadelphia by the Ryerss
Hunched over the rectangular fold-up table in the back corner of Chase’s Hop Shop, 35-year-old Jamaican immigrant André Porter carefully adjusted the position of his laptop, its stand, and the soundboard in preparation for his