Keywords: Corydon sumatranus.jpg Corydon sumatranus John Gould The birds of Asia vol 1 pl 61 <br> http //www oiseaux net/photos/john gould/eurylaime corydon 1 html Oiseaux net 1850 - 1883 John Gould 1804-1881 PD-old Corydon sumatranus The Birds of Asia John Gould Volume 1 Passeriformes in flight |