Hans Thoma (1839-1924) and Gtav Kampmann (1859-1917): Cat and rooster in front of a courtyard, etching on wove paper (papier vélin), signed lower right and dated in the plate, light margin and remains of mounting, 30 x 24 cm, as well as ''Sommertag'', lithograph on wove paper (papier vélin), signed in the stone, typographical inscription with title and printing note at lower margin, sheet size 38 x 28 cm