This list is subject to change, and researchers wishing to use these collections are advised to check back for updates or call the library prior to visiting. For more information, contact Cary Hutto, director of archives, at chutto@hsp.org, or call the archives office at 215-982-2413.

The Israel Stiefel papers (Collection 4025) are closed to researchers until further notice.

The Marilyn and Edward Fernberger collection on Philadelphia professional and amateur tennis tournaments (Collection 3265) is closed to researchers until further notice.

The HSP playbill collection (Collection 3131) is in the midst of being reorganized and portions of it may become unavailable until work is complete.