Mark Graham

The Harbinger ........................................... 1988
The Missing Sixth ....................................... 1992
The Fire Theft .......................................... 1993

MYSTERY OF OLD PHILADELPHIA SERIES
The Killing Breed ....................................... 1998
The Resurrectionist ..................................... 1999
The Black Maria ......................................... 2000

ANTHOLOGIES
"The Fencing Crib" - A CANINE CHRISTMAS ................. 2000