| 113-136 | On automorphism groups of planar lattices. Niederle, Josef | 
| 137-144 | Characterizing the interval function of a connected graph. Nebeský, Ladislav | 
| 145-161 | Atomicity of the Boolean algebra of direct factors of a directed set. Jakubík, Ján | 
| 163-175 | Asymptotic relationship between solutions of two linear differential systems. Miklo, Jozef | 
| 177-212 | Linear integral equations in the space of regulated functions. Tvrdý, Milan | 
| 213-218 | Concrete quantum logics with generalised compatibility. Tkadlec, Josef | 
| 219-221 | In memoriam Prof. Vojtěch Jarník (22.12.1897--22.9.1970). Netuka, Ivan | 
| 222-224 | Book Reviews. |