Two Blue Passerines, India, Company School, circa 1820–30 Gouache on paper depicting two blue passerines on a tree branch. Numbered 20 in the upper right corner and mounted on an album page made of oriental paper, numbered and inscribed in ink with the scientific name of the species and its phonetic transliteration of the vernacular name: “No. 11, Certhiei, Suckolecorraw .” Framed. Overall visible dimensions: 30.5 x 25 cm; visible painting dimensions: 21 x 18 cm Age spots and minute stains. Sun-faded margin. The scientific name “Certhiei,” written in calligraphic script in the upper margin, refers to the family Certhiidae or Certhia, which includes passerines known as tree creepers. Provenance: Sotheby’s auction, London, December 10, 1974, lot 246.