oil, cardboard, frame, 42 x 52,5 cm, sign. "Kalvoda" lower right, with pencil Al. Kalvoda, Zakouřené údolí (podzim)" (signature and title) on the reverse, estate stamp "Z pozůstalosti akad. mal. Aloise Kalvody" on the reverse
Authenticity confirmed by PhDr. Zachař.