Plates from John Gould's ornithological works
20 hummingbird plates and their accompanying texts, selected from the 6 volumes of A monograph of the Trochilidae, 1861-1887. (Zoology department)
20 hummingbird plates and their accompanying texts, selected from the 6 volumes of A monograph of the Trochilidae, 1861-1887. (Zoology department)