On Thu, 24 Aug 1995 MBEB1215 at delphi.com wrote:

> Howdy,
> Are there any texts which feature photos or drawings of feathers? I'm interested specifically in one that might show the major feathers of each species, tail, primary, secondary, etc, of a Red-tailed hawk or a Savannah Sparrow, etc.
> Any suggestions appreciated.
>
Michael--

I have in hand a xerox of an article out of American Bird summer 1986
vol 40 #2..*Field identification aspects of some Red-tailed Hawk subspecies*
by James W. Lish and William G. Voelker

it has photos of Harlan's, Krider's, Fuertes etc..and a comparison of the
feathering in the tails of same.

Other work cited:

Sutton, G.M. and J. Van Tyne, 1935. A new redtailed hawk from Texas. Occas.
Papers, Museum of Zool, U. of Michigan No. 321 pp 1-6

Taverner, P.A. 1927. A Study of Buteo borealis, the redtailed hawk, and its
varieties in Cannon. Canada Dept. of Mines, Victoria Mus. Mus. Bull. No. 48
Biol. Series No. 13

Lowe, C.M. 1978. Certain life history aspects of the Red-tailed hawk in
central Oklahoma and interior Alaska. M.S. thesis, Fairbanks, U. of Alaska.

Mindell, D.P. 1983. Harlan's Hawk (buteo jamaicensis harlani) a valid
sub species. Auk 100:161-169

Tom