DETAILS Set of four antique colored engravings from the Months calendar series after original works by William Osborne Hamilton. TITLE(S) (A) March (B) June (C) November (D) December MEDIUM Colored stipple engraving on paper FRAMING Framed PLACE OF ORIGIN Italy | Europe MAKER Engraver: Francesco Bartolozzi (Italian, 1727-1815), Active: London, England; Italy | After William Osborne Hamilton, R. A. (British, 1751-1801) MARKS Marked: (lower left) W. Hamilton R. A. Pinxt; (lower right) (2) A. Zaffonaro sculp. / (2) P. Zancon sculp PERIOD George III (1760-1820) | Late 18th century DATE Circa 1770 DIMENSIONS (4) Width 10.5 Depth 1.5 Height 9.25 inches Sight: Width 9.25 Height 8.25 inches CONDITION Note: some yellowing.