"Giovanni Marco Pitteri (1703–1767) was an Italian engraver of the late-Baroque period in his native Venice.
He made densely incised, with nearly photographic quality shading, engraved portraits. ...
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He is said to have trained under Giovanni Antonio Faldoni, and engraved in the style of Mellan. He engraved a drawing of "St. Phillip" by Piazzetta, in whose studio he worked. He had as one of his pupils Giovanni Domenico Lorenzi." - (en.wikipedia.org 01.08.2021)