Ordine di lettura
1
Unholy Writ
1976
2
Treasure by Degrees
1977
3
Treasure Up in Smoke
1980
4
Murder for Treasure
1981
5
Copper, Gold and Treasure
1982
6
Treasure Preserved
1983
7
Advertise for Treasure
1984
8
Murder in Advent
1985
9
Wedding Treasure
1985
10
Treasure in Roubles
1987