Paul Klee 

Wege zum Knoten (Paths to the knot), 1930

Sheet: 6 7/8 x 10 7/8 inches (17.5 x 27.5 cm) 
Cardboard: 19 3/4 x 12 3/4 inches (50.2 x 32.4 cm) 
Framed: 14 7/8 x 21 3/4 inches (37.8 x 55.3 cm)

Signed, titled, dated, and numbered recto