Above, the heads of a Cretan sheep and an Iceland sheep; below, a four horned ram. Etching by P. Mazell.

[London] : [publisher not identified]

1 print : etching, with engraving ; sheet 18.7 x 15.1 cm

E. Four horned ram. D. Horns of the Iceland sheep. B. Horns of the Cretan sheep. P. Mazell sculp. The animals are given the letters b, d, and e corresponding to the key below

Wellcome Collection 40784i