Study of parrot, this extremely  rare original drawing from 18th century was executed by an Italian painter , under image is inscription with title in Italian ( in English translation: Parrot, American Parakeet, all green, long tail). Probably, it was executed by an Italian priest (Abbate) Lorenzo Lorenzi, whose  watercolours with various birds were used as templates by famous Italian physician, ornithologist and botanist Saverio Manetti (1723 - 1784 Florence) for his  Monumental Natural History of Birds  in 5 volumes with 600 engravings. 

Source: Wikipedia in English.

Inscription: titled in Italian under image.

Technique: waterclour, ink on paper, later  matted and framed.

Measurements: visiable image: w 11" x h 14" (28 x 35,5 cm), matted and framed  16 1/2" x 19 1/8"(42 x 48,5 cm).

Condition: good.