7th World Science Fiction Convention

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Cinvention, the 7th World Science Fiction Convention
Genre Science fiction
Venue Hotel Metropole
Location(s) Cincinnati, Ohio
Country United States
Inaugurated September 3–5, 1949
Attendance ~190

The 7th World Science Fiction Convention, also known as Cinvention, was held September 3–5. 1949, at the Hotel Metropole in Cincinnati, Ohio, United States.

The Guests of Honor were Lloyd A. Eshbach (pro) and Ted Carnell (fan). Don Ford carried out the duties of Chairman, but was officially Secretary-Treasurer; Charles R. Tanner had the honorary title of Chairman.[1] Total attendance was approximately 190; noteworthy attendees included Forrest J. Ackerman, Hannes Bok, Lester del Rey. Vince Hamlin. Sam Moskowitz, Rog Phillips, Milton Rothman, "Doc" Smith, and George O. Smith.[2]


  1. ^ "1949 - Cinvention". Notes on the Long List of Worldcons. World Science Fiction Society. Retrieved March 7, 2011. 
  2. ^ "News of the Month", Other Worlds, January 1950, p. 159

See also[edit]

Preceded by
6th World Science Fiction Convention
Torcon I in Toronto, Canada (1948)
List of Worldcons
7th World Science Fiction Convention
Cinvention in Cincinnati, United States (1949)
Succeeded by
8th World Science Fiction Convention
NorWesCon in Portland, Oregon, United States (1950)