Wallenstadt from Wesen; Switzerland; William Callow; 1812-1908; British; active in France; 1838; Watercolor over graphite on medium; slightly textured; blued white wove paper; Sheet: 9 3/4 x 14 1/4 inches (24.8 x 36.2 cm); boats; lake; landscape; marine art; meteorology; mountains; pier (marine landing); rainbow; science; steamboat; Europe; St. Gallen; Switzerland; Walensee; Walenstadt