Western Writers of America Spur Awards (Salt Lake County Library System): These awards are given annually, since 1954, for distinguished writing about the American West. This site lists the winner (author and title) for each year in each category. Categories include Novel, Historical Novel, Juvenile, Short Story, Non-Fiction, First Novel, etc.
Westerns (Halton Hills Public Library -- Georgetown, Ontario, CAN): Author, title, webcat links for more than 100 books, from Edward Abbey's The Monkey Wrench Gang to James Wyckoff's The Bitter Days of Finis McCanless.
Western (Wichita Public Library, KS): Author, title, publication year, summary, webcat link for about 40 westerns, from Clifton Adams's The Badge and Harry Cole to Gene Shelton's Hangtree Pass. Updated Dec. 2006.
Western Booklists (Reader's Advice): Author, title, and Amazon link for for each book on each list. List titles are: 'Adult' Westerns; African-American Westerns; California Gold Rush; Captives; Cattle Ranching; Christian Westerns; Heroines of the West; Hired Men on Horseback; Historical Westerns; Humorous Westerns; The Iron Horse (Railroads); Merchants, Mule Trains, and Stagecoaches; Military Westerns; The Mother Lode (Mines and Miners); Modern Westerns; Mountain Men; Native American Westerns; Outlaws and Lawmen; Range Wars; Short Stories; Texas and Mexico; Wagons West and Early Settlement; and Yukon and Alaska
Western Fiction in Series (Wolfner Library for the Blind and Physically Handicapped, Jefferson City, MO): Lists 19 authors of western series, with series name and titles in each series, description of series, and sometimes, additional info or links on the author.
If You Like Larry McMurtry... (Seattle Public Library): Author, title, short summary for about 25 historical westerns 'ranging from gentle family sagas to nonstop bloodbaths. They all share an interest in men and women released from the props and buffers of city life to confront the nature within and without them.' From Thomas Berger's Little Big Man to Richard S. Wheeler's Second Lives: A Novel of the Gilded Age.
Novels of the West (Park Ridge Public Library, IL): Author, title, publication year, and summary for about 20 novels set in the U.S. West, from Shortgrass Song by Mike Blakely to The Train to Estelline by Jane Roberts Wood. And 20 more westerns here, from The Lonesome Chisholm Trail by Rudolfo Anaya to Incident at Twenty-Mile by Trevanian.
Westerns Set in Texas (San Antonio Public Library, TX): Author, title, summary, and publication year for each of 16 books set in Texas, from Frederic Bean's Tom Spoon to Donald E. Worcester's The War in the Nueces Strip.
Wild West (Des Plaines Public Library, IL): Title, author, summary for almost 20 western novels, from Moon Medicine by Mike Blakely to The Virginian by Owen Wister.
'Best' Westerns (Lincoln City Libraries, NE): Author, title, and webcat link for 35 westerns, from Andy Adams' The Log of a Cowboy: A Narrative of the Old Trail Days to Owen Wister's The Virginian.