Published References

• The Official Office Building Directory and Architectural Handbook of Philadelphia, The Commercial Publishing and Directory Co., Philadelphia, 1899, p. 628
  Links: View citation information
  Client/Project Name: United Security Life Insurance and Trust Co.
   
• Philadelphia Real Estate Record and Builders' Guide, v. 3, n. 38, p. 457, 9/24/1888
  Links: View citation information
  Client/Project Name: United Security Company / McDowell Building
  Architect Referenced: Hale, Willis Gaylord (1848 - 1907)
   
• Philadelphia Inquirer, 10/16/1888
  Links: View citation information
  Client/Project Name: United Security Co. / McDowell Building
  Architect Referenced: Hale, Willis Gaylord (1848 - 1907)
   
• Philadelphia Real Estate Record and Builders' Guide, v. 38, n. 23, p. 362, 6/6/1923
  Links: View citation information
  Client/Project Name: United Security Co.
  Architect Referenced: Bissell & Sinkler (fl. 1906- c.1936)
   

Drawings, Photos, Papers, etc.

• Athenaeum of Philadelphia - Baxter's Panoramic Business Directories
  Holding Name: No. 2, May 1879, 600 Block Chestnut St., North Side
  Quantity: 1, Call Number: BAX1879002
   
• Historical Society of Pennsylvania - Jane Campbell Scrapbooks
  Holding Name: Rockhill & Wilson Tailoring Establishment
  Quantity: 1 item, Call Number: v.12, p.47
   

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