Karl von Frisch Autograph OSCAR with intersecting letter folds and

with intersecting letter folds and minor signs of wear - in fine to very fine condition

signed and inscribed in blue ink "To George - Best wishes - Benny Baker"

perforated to the left edge - in fine to very fine condition

signed on the cover in dark felt tip "Leon M

Karl von Frisch Autograph OSCAR with intersecting letter folds andAutograph manuscript fragment signed, one page numbered `5`, 8,25 x 11,75 inch, (15. 10. 1982), in German, manuscript with scientific content, written and signed (to the upper right corner) by Karl von Fritsch in blue ink, with numerous corrections; with very mild signs of wear in nearly very fine condition. In parts: "[] Als Speisefisch besonders geschtzt sind die `Edelfische`, zu denen die Forellen, Saiblinge und Reinanken gehren letztere halten