Lyuben Petkov (1915 – 1997), “mother in law”
Lyuben Petkov (1915 – 1997), “True to the Oath”
Lyuben Petkov (1915 – 1997), “Russian Question”
Lyuben Petkov (1915 – 1997), “Untitled”
Lyuben Petkov (1915 – 1997), “Salem Trial”
Lyuben Petkov (1915 – 1997), “The Prodigal Son”
Lyuben Petkov (1915 – 1997), “mother in law”
Lyuben Petkov (1915 – 1997), “The Blue Bird”
Lyuben Petkov (1915 – 1997), “Untitled”
Lyuben Petkov (1915 – 1997), “Saturday Night Walk”
