The Marble Forest

In the little California mining town of Red Forks, a four-year-old
girl has been kidnapped and buried alive in a casket in the local
cemetery. Her father, Dr. Rodney Barratt, only has a few hours to find
her before she suffocates to death.
A collaborative effort on the part of twelve members of the
California chapter of the Mystery Writers of America and published under
the byline of Theo Durrant.
Author list: William A. P. White (Anthony Boucher), Terry Adler, Eunice Mays Boyd, Florence Faulkner, Allen Hymson, Cary Lucas, Dana Lyon, Lenore Glen Offord, Virginia Rath, Richard Shattuck, Darwin L. Teilhet & William Worley. 
http://mysteryfile.com/blog/?p=8237