August Friedrich Schlegel (1828-1895), Alpine hut, watercolor on strong wove paper (papier vélin), signed lower right ''AF. Schlegel'', enclosed an anonymous watercolor of a southern German town, as well as a watercolor attributed to Friedrich Loos with a chapel in the mountains (Laatsch im Münstertal), 1 x collector's stamp of Erhard Oskar Kaps (1915-2007) Lugt 3549, as well as 2 x different collector's stamps, to 17 x 22 cm, backing board 45 x 32 cm