Otto Friedrich
| Collective | |
| date of exhibition, exhibition title, place of exhibition | |
| 1999/05/20 - 1999/06/18 | Ostrava - Ústí, Galerie Emila Filly, Ústí nad Labem (Ústí nad Labem) |
| 1999/10/27 - 1999/11/26 | Ostrava - Ústí, Ostrava (Ostrava-město), Ostrava (Ostrava-město) |
