Second Floor Plan Photograph Published 15/03/2011 at 3436 × 2292 in Old Plans, New Graphics ← Previous Magaziner, Eberhard & Harris, Second Floor Plan, YWCA Building, Sesquicentennial, Philadelphia, 1926. Drawing dated March 10, 1926. Sheet 2. MEH.548.006, Athenaeum of Philadelphia Archives, Philadelphia.
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