The hours of the day and night

Attributed to Michelangelo Maestri (Italian, d. 1812) The hours of the day and night Six inscribed with titles and 'Rafaele Sanzio Urbinate inv' and 'Raff. Sanz. Urb. inv.' and signed, dated and inscribed 'in Roma op. Mich. Angelo Maestri' and 'Michelangelo Maestri f. 1798' and 'Mich. Ang. Maestri f.', two with etched titles and inscriptions 'Raph. Sanz. Urb. inv.' and 'Romæ apud Maestri' bodycolour over etched outlines 16 ¾ x 12 ¾ in. (42.7 x 32.2 cm.) (12)Twelve in the lot