The cancelled NA Queen II shows

Brian May collapsed after the band's show in New York on May 11th, 1974 due to a Hepatitis infection he caught in January 1974. Here is a list of all cancelled shows with Mott the Hoople: 
Included is the band's originally planned first show in Boston which was cancelled for unknown reasons. 
26.04.1974	Boston, MA, USA 	Orpheum Theatre
13.05.1974	Boston, MA, USA 	Orpheum Theatre
15.05.1974	Washington, D.C., USA	DAR Constitution Hall
16.05.1974	Charleston, SC, USA 	Municipal Auditorium
17.05.1974	Atlanta, GA, USA 	Fox Theatre
18.05.1974	Knoxville, TN, USA 	Coliseum
20.05.1974	Detroit, MI, USA 	Masonic Temple
21.05.1974	Chicago, IL, USA 	Auditorium Theatre
22.05.1974	Milwaukee, WI, USA 	Auditorium
23.05.1974	South Bend, IN, USA 	Morris Civic Auditorium
24.05.1974	Toledo, OH, USA 	Sports Arena
25.05.1974
early show	Cleveland, OH, USA 	Allen Theatre
25.05.1974
late show	Cleveland, OH, USA 	Allen Theatre
26.05.1974	Columbus, OH, USA 	Mershon Auditorium
27.05.1974	Toronto, ON, CA 	Massey Hall
28.05.1974	London, ON, CA 	London Arena
30.05.1974	Pittsburgh, PA, USA 	Syria Mosque
31.05.1974	Philadelphia, PA, USA	Schubert Theatre
01.06.1974	Philadelphia, PA, USA	Schubert Theatre
02.06.1974	Richmond, VA, USA 	The Mosque