List of Worldcons List of Worldcons List of Worldcons

| blank | Year_ | Name_ | City | Country | Guests_of_Honor | Size_ |
|---|---|---|---|---|---|---|
| 30th | 1972 | L.A.con I | Los Angeles, California | United States | Frederik Pohl (pro) , Buck & Juanita Coulson (fan) | 2007 |
| 31st | 1973 | Torcon II | Toronto | Canada | Robert Bloch (Pro) , William Rotsler (fan) | 2900 |
| 32nd | 1974 | Discon II | Washington, D.C. | United States | Roger Zelazny (pro) , Jay Kay Klein (fan) | 3587 |
| 33rd | 1975 | Aussiecon 1 | Melbourne, Victoria | Australia | Ursula K. Le Guin (pro) , Susan Wood (fan) , Mike Glicksohn (fan) , Donald Tuck (Australian) | 606 |
| 34th | 1976 | MidAmeriCon | Kansas City, Missouri | United States | Robert A. Heinlein | 3014 |
| 35th | 1977 | SunCon | Miami Beach, Florida | United States | Jack Williamson (pro) , Robert A. Madle (fan) | 3,240 , (4,200) |