Vigor's Warbler (Plate XXX) Sylvia Vigorsii Variant 2

AFTER JOHN JAMES AUDUBON BY ROBERT HAVELL Vigor's Warbler (Plate XXX) Sylvia Vigorsii Variant 2 engraving with etching, aquatint and hand-coloring, circa 1838, on J Whatman watermark 1838, with wide margins, the palest staining within the plate, minor skinning in the upper right plate corner, occasional pale foxmarks in the margins, time staining, otherwise in good condition, framed P. 19½ x 12¼ in. (495 x 311 mm.) S. 38¼ x 25 5/8 in. (972 x 651 mm.)