Follower of FRANS VAN MIERIS

(1635 Leiden 1681)Portrait of Maria Sibylla Merian (1647–1717).Oil on copper.18.5 × 16 cm (oval).Provenance:
- Sale, unknown auction, probably England, Lot 96 (label verso, as Frans van Mieris).
- Private collection, Switzerland.

Condition:
Oil on copper. Paint surface with a fine network of craquelure, superficial soiling and older retouching visible in places. Colour abrasions along the edges and a colour loss at the right edge.
Under UV: some small retouching visible on the figure and in the background. Fluorescent greenish varnish.
Dimensions with frame: 29 × 26 cm.