Ravenmocker - Jean Hager
The Blessing Way, A Thief of Timer and Listening Woman
- Tony Hillerman
The Jugger - Richard Stark(Donald E. Westlake)
Gorky Park - Martin Cruz Smith
The List of 7 - Mark Frost
Rules of Prey(and a few other Lucas Davenport) - John Sanford
Hot Time in Old Town, When Trouble Beckons and The Odds Are Murder
- Mike McQuay
The Deep Blue Good-bye & The Turquoise Lament - John D. MacDonald
The Big Sleep and Farewell, My Lovely - Raymond Chandler
The Daughter of Time - Josephine Tey
Buried For Pleasure - Edmund Crispin
The Underground Man - Ross McDonald
The Main - Trevanian
Death Of A Fool - Ngaio Marsh
Halo For Satan - John Evans(Howard Brown)
SS-GB - Len Deighton
The League of Frightened Men - Rex Stout

You've got some great authors on your list! I love Hillerman, Marsh, Deighton, Smith and Stout.

: )