Contact Our staff helps patrons via virtual questions and during appointments. Requests for information are answered when a patron visits the library, by telephone, and email. We work on your requests even when closed and will respond in a timely manner. Location: 1233 Locust Street, 2nd floor, Philadelphia, PA 19107 [Map] Phone: 215-985-4448 ext 140Email: criticalpath@fight.org Contact Name(Required) First Last Email Comments(Required)PhoneThis field is for validation purposes and should be left unchanged. Δ