A monograph of the Trochilidæ, or family of humming-birds /.
London :Printed by Taylor and Francis ;1861 [i.e. 1849-1861].
biodiversitylibrary.org/page/34843305
A monograph of the Trochilidæ, or family of humming-birds /.
London :Printed by Taylor and Francis ;1861 [i.e. 1849-1861].
biodiversitylibrary.org/page/34843309