[Petrified Dog] Athenaeum of Philadelphia. Local ID #: P-598	[Philadelphia Blacksmith Shop] Athenaeum of Philadelphia. Local ID #: P-802	[Philadelphia City Hall] Athenaeum of Philadelphia. Local ID #: 001-p-885
[Philadelphia City Hall] Athenaeum of Philadelphia. Local ID #: 001-p-886	[Philadelphia Electric Co., Delaware Station] Athenaeum of Philadelphia. Local ID #: 001-P-881	[Photo of R. Swain Gifford] Athenaeum of Philadelphia. Local ID #: P-863
[Photos of Models by Bertram L. Keyes] Marietta College, Marietta, Ohio Athenaeum of Philadelphia. Local ID #: P-860-006	[Photos of Models by Bertram L. Keyes] Marietta College, Marietta, Ohio Athenaeum of Philadelphia. Local ID #: P-860-006	[Photos of Models by Bertram L. Keyes] Marietta College, Marietta, Ohio Athenaeum of Philadelphia. Local ID #: P-860-006
[Photos of Models by Bertram L. Keyes] Marietta College, Marietta, Ohio Athenaeum of Philadelphia. Local ID #: P-860-006	[Photos of Models by Bertram L. Keyes] Marietta College, Marietta, Ohio Athenaeum of Philadelphia. Local ID #: P-860-006	[Photos of Models by Bertram L. Keyes] Marietta College, Marietta, Ohio Athenaeum of Philadelphia. Local ID #: P-860-006
[Photos of Models by Bertram L. Keyes] Marietta College, Marietta, Ohio Athenaeum of Philadelphia. Local ID #: P-860-006	[Photos of Models by Bertram L. Keyes] Marietta College, Marietta, Ohio Athenaeum of Philadelphia. Local ID #: P-860-006	[Photos of Models by Bertram L. Keyes] Savings Fund Society of Germantown, PA Athenaeum of Philadelphia. Local ID #: P-860-007
[Photos of Models by Bertram L. Keyes] Savings Fund Society of Germantown, PA Athenaeum of Philadelphia. Local ID #: P-860-007	[Photos of Models by Bertram L. Keyes] Savings Fund Society of Germantown, PA Athenaeum of Philadelphia. Local ID #: P-860-007	[Photos of Models by Bertram L. Keyes] Savings Fund Society of Germantown, PA Athenaeum of Philadelphia. Local ID #: P-860-007
[Photos of Models by Bertram L. Keyes] Savings Fund Society of Germantown, PA Athenaeum of Philadelphia. Local ID #: P-860-007	[Photos of Models by Bertram L. Keyes] Savings Fund Society of Germantown, PA Athenaeum of Philadelphia. Local ID #: P-860-007	[Photos of Models by Bertram L. Keyes] Savings Fund Society of Germantown, PA Athenaeum of Philadelphia. Local ID #: P-860-007
[Photos of Models by Bertram L. Keyes] Savings Fund Society of Germantown, PA Athenaeum of Philadelphia. Local ID #: P-860-007	[Photos of Models by Bertram L. Keyes] Johns Hopkins University Athenaeum of Philadelphia. Local ID #: P-860-008	[Photos of Models by Bertram L. Keyes] Johns Hopkins University Athenaeum of Philadelphia. Local ID #: P-860-008
[Photos of Models by Bertram L. Keyes] Johns Hopkins University Athenaeum of Philadelphia. Local ID #: P-860-008	[Photos of Models by Bertram L. Keyes] Johns Hopkins University Athenaeum of Philadelphia. Local ID #: P-860-008	[Photos of Models by Bertram L. Keyes] Johns Hopkins University Athenaeum of Philadelphia. Local ID #: P-860-008
[Photos of Models by Bertram L. Keyes] Johns Hopkins University Athenaeum of Philadelphia. Local ID #: P-860-008	[Photos of Models by Bertram L. Keyes] Johns Hopkins University Athenaeum of Philadelphia. Local ID #: P-860-008	[Photos of Models by Bertram L. Keyes] Johns Hopkins University Athenaeum of Philadelphia. Local ID #: P-860-008

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