There are about 250 children's hospitals in the U.S.; the first was founded in this Pennsylvania city in 1855
1.1 First hospital 185566; 1.2 Second hospital 1866
1916... [DOC] [TLE] PA State Archives - RG-47 - Series Titles - Microfilm: County ... [PAR] There are 67 counties in Pennsylvania including the consolidated city-county of 
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