Lyuben Petkov (1915 – 1997), “Every Autumn Evening”
Lyuben Petkov (1915 – 1997), “Costume Project III”
Lyuben Petkov (1915 – 1997), “Costume Project II”
Lyuben Petkov (1915 – 1997), “Costume Project I”
Lyuben Petkov (1915 – 1997), “Untitled”
Lyuben Petkov (1915 – 1997), “The Blue Bird IV”
Lyuben Petkov (1915 – 1997), “The Blue Bird III”
Lyuben Petkov (1915 – 1997), “The Blue Bird I”
Lyuben Petkov (1915 – 1997), “Untitled”
Lyuben Petkov (1915 – 1997), “Even the wisest is a little simple”
