Published References

• Morrone, Francis. An Architectural Guidebook to Philadelphia. Layton, UT: Gibbs Smith, 1999., p. 47
  Links: View citation information | Buy this book at Amazon.com
  Client/Project Name: N.W. Ayer Building
  Architect Referenced: Bencker, Ralph Bowden (1883 - 1961)
   
• Historic American Buildings Survey (HABS) Collection at the Library of Congress
  Links: View citation information
  Client/Project Name: N.W. Ayer & Company Building (HABS PA-1390)
   
• Historic American Buildings Survey (HABS) Collection at the Library of Congress
  Links: View citation information
  Client/Project Name: Washington Square Area Study (HABS PA-1489)
   
• Webster, Richard J., Philadelphia Preserved. Philadelphia: Temple University Press, 1976., p. 61, 101-102, 344
  Links: View citation information | Buy this book at Amazon.com
  Client/Project Name: Ayer, N. W. & Son Inc. / Ayer, N. W. & Son Inc., Office Building
   
• Thomas, George E.Buildings of Pennsylvania Philadelphia and Eastern Pennsylvania, Society of Architectural Historians, University of Virginia Press, Charlottesville, 2010, p. 74
  Links: View citation information
  Client/Project Name: Ayer, N. W. & Son Inc. / N. W. Ayer & Son Inc.
  Architect Referenced: Bencker, Ralph Bowden (1883 - 1961)
   
• Bach, Penny Balkin. Public Art in Philadelphia. Philadephia: Temple University Press, 1992., p. 218
  Links: View citation information
  Client/Project Name: Ayer, N. W. & Son Inc. / N. W. Ayer & Son Inc.
  Architects Referenced: Bencker, Ralph Bowden (1883 - 1961); Kelly, J. Wallace; Sabatini, Raphael
   
• Pennsylvania Historical and Museum Commission Cultural Resources Database
  Links: View citation information
  Client/Project Name: Ayer, N.W. & Son Building
   
• AIA/T-Square Yearbook, p. 219, 310, 1928
  Links: View citation information
  Client/Project Name: N. W. Ayer and Sons Building
  Architect Referenced: Bencker, Ralph Bowden (1883 - 1961)
   
• AIA/T-Square Yearbook, p. 247-251, 1929
  Links: View citation information
  Client/Project Name: Building for N.W. Ayer & Sons
  Architect Referenced: Bencker, Ralph Bowden (1883 - 1961)
   
• AIA/T-Square Yearbook, p. 309, 1929
  Links: View citation information
  Client/Project Name: N.W. Ayer Building
  Architect Referenced: Bencker, Ralph Bowden (1883 - 1961)
   
• Architectural Forum., 10/1929
  Links: View citation information
  Client/Project Name: Ayer, N. W. & Son Inc. / N. W. Ayer & Son Inc.
  Architect Referenced: Bencker, Ralph Bowden (1883 - 1961)
   
• American Architect, v. 139, n. 2591, p. 42-47, 104, 106, 108, 110, 1/1931
  Links: View citation information
  Client/Project Name: The N. W. Ayer Building
  Architect Referenced: Bencker, Ralph Bowden (1883 - 1961)
   
• Philadelphia Register of Historic Places (Imported)
   
• HABS/HAER/HALS list for Philadelphia and surrounding counties (imported November 8, 2001)
   
• Ralph B. Bencker. "The N.W. Ayer Building Designed from an Organization Chart." American Architect 139 (January 1931): 42-47, 104, 106, 108, 110.
   

Drawings, Photos, Papers, etc.

• Athenaeum of Philadelphia - Bernie Cleff Collection - Society Hill Inventory
  Quantity: 1, Call Number: 23A-P-361
   
• Athenaeum of Philadelphia - Bernie Cleff Collection - Society Hill Inventory
  Quantity: 1, Call Number: 23A-P-362
   
• Athenaeum of Philadelphia - James Dillon Collection
  Holding Name: N. W. Ayer & Son Inc. / N. W. Ayer & Son Inc. Building
  Quantity: 1 item, Call Number: 32-P-012
   
• Philadelphia City Archives - Building Permits
  Holding Name: N. W. Ayer & Son / N. W. Ayer & Son Office Building
  Quantity: 1 roll, Call Number: 1927/2353
  Architect Referenced: Windrim, John Torrey (1866-1934)
   
• Philadelphia City Archives - Building Permits
  Holding Name: N. W. Ayer & Son, Inc. / Building Alterations and Additions
  Quantity: 3 sheets, Call Number: 1958/392A
  Architect Referenced: Bencker, Ralph Bowden (1883 - 1961)
   

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