Condition Reports
Subject
Subject Source: Art & Architecture Thesaurus
Found in 43 Collections and/or Records:
Wissahickon Valley Park, Colony Castle: Philadelphia Canoe Club - history and preservation, n.d.
File — Drawer 6-2
Dates:
n.d.
Wissahickon Valley Park, Thomas Mill Covered Bridge: Historical designation, HABS/HAER, 1937, 1996-1997
File — Drawer 6-4
Dates:
1937; 1996-1997
Wissahickon Valley Park, Thomas Mill Covered Bridge: Restoration - reports and memos, 1988-1989
File — Drawer 6-4
Dates:
1988-1989