• Anthony F.Tieuli
  
  
• Baltimore Streetcar Museum
  
  
• Edward G. Halstead
  
  
• Fredrik C. Bruhn
  
  
• Frederic Oakland
  
  
• Greg King
  
  
• Jan K. Lorenzen
  
  
• John F Bromley (On Phil Spencer's layout)
  
  
• Joseph Zen-Ruffinen
  
  
• The Milwaukee Electric Railway & Transit Historical Society
  
  
• Robert J. Halperin
  
  
• Roger Somers
  
  
• Ronald W. Hastie
  
  
• Steve Loitsch
  
  
• W.E.Stinger
  
  
• Terry Russell