Who created "Coat of Arms of Clement XIII (Rezzonico)"?

Coat of Arms of Clement XIII (Rezzonico) was created by Giovanni Battista Piranesi in 1758–69.

When was "Coat of Arms of Clement XIII (Rezzonico)" created?

This artwork was created 1758–69.

Coat of Arms of Clement XIII (Rezzonico) is Pen and ink and gray wash.

Yes, Coat of Arms of Clement XIII (Rezzonico) is in the public domain and available for free download under CC0 license.

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Giovanni Battista Piranesi, 1758–69