Abstract: | In this 11th compilation of BAV results of observations are given from the years 1973 till 1975 for 217 observed minima of 56 eclipsing binaries, 173 maxima of 25 RR Lyrae stars, 624 results of 89 Mira stars, 182 results of 47 RV Tauri stars and irregular variables, 52 results of 27 eruptive variable stars and 12 maxima of four δ Cephei stars. |