[Beneficial Savings Fund Society Main Office Alterations] Plan of Roof (American Bridge Company, 10/4/1916) Paul Monaghan Collection, Athenaeum of Philadelphia. Local ID #: ABC*001-E5
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[Beneficial Savings Fund Society Main Office Alterations] Plan of Second Floor (American Bridge Company, 6/28/1916) Paul Monaghan Collection, Athenaeum of Philadelphia. Local ID #: ABC*001-E4
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[Beneficial Savings Fund Society Main Office Alterations] Plan of First Floor (American Bridge Company, 5/26/1916) Paul Monaghan Collection, Athenaeum of Philadelphia. Local ID #: ABC*001-E2
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