Items

• 

  Travel Development Plan Summary

  unknown (1928??)
• 

  Letter to Federal Road Bureau, Washington, D.C., from H.B. Ayres, OST Managing Director, San Antonio, Tx, May 2, 1925

  1925-05-02
• 

  Memoranda on Highway Beautification Submitted by OST Association

  unknown
• 

  Letter to Chambers of Commerce, Members, Directors, Newspapers - Copy of Field Men's Credentials Herewith - Call for Meeting Board of Directors to be Voted

  unknown
• 

  General Letter from the Executive Committee November 28, 1922

  1922-11-28
• 

  A Discussion of OST Questions September 8, 1922 by Harral Ayres, Draft and Final Copy

  1922-09-08
• 

  A Report to OST Members of Texas - Call to Action

  1922-11-02
• 

  "The Greatest Business of the World" written by Harral Ayres November 1926

  1928-11
• 

  [National Committee Appointed United States Highways Adopted and Numbered]

  unknown
• 

  [Preserving the OST Name]

  unknown
• 

  [Report of Harral B Ayres to the Convention, New Orleans 1923]

  1923
• 

  The OST The Highway of Old History connecting Florida California Mexico Program of Activities 1927

  1927-08-01
• 

  [Memoranda on Highway Beautification Submitted by the Old Spanish Trail Association Headquarters, San Antonio, Texas]
• 

  Sixth National Convention Old Spanish Trail

  1923-03
• 

  [COPY Letter to Mr. T.J. Donaghue, VP Texas Company, from Harral Ayres, Warwick Hotel December 11, 1930]

  1930-12-11
• 

  [Letter to Mr. T.J. Donaghue, VP Texas Company, from Harral Ayres, 301 Gunter Hotel, San Antonio, Tex. December 11, 1930]

  1930-12-11