Hart after Gould Blue-throated Helmet-crest Oxypogon cyanolæmus 530 x 360 mm approx
An original lithograph with later hand colouring for Gould's 'A Monograph of the Trochilidae or Family of Hummingbirds', Supplement 1880-87
#2040468
Hart after Gould Blue-throated Helmet-crest Oxypogon cyanolæmus 530 x 360 mm approx
An original lithograph with later hand colouring for Gould's 'A Monograph of the Trochilidae or Family of Hummingbirds', Supplement 1880-87
#2040468