Description
KAREN A AND VERNE GRANT: HUMMINGBIRDS AND THEIR FLOWERS, Columbia University Press, 1968, 1st edn, orig pict cl d/w + PAUL A JOHNSGARD: THE HUMMINGBIRDS OF NORTH AMERICA, Washington, 1984, 2nd printing, orig cl d/w + WALTER SCHEITHAUR: HUMMINGBIRDS, trans Gwynne Vevers, 1967, 1st edn, orig cl d/w + ALEXANDER...