42 books
64 pages
74 pages
80 pages
72 pages
1972 pub |80 pages
1974 pub |48 pages
1975 pub |80 pages
1977 pub |80 pages
1978 pub |80 pages
1980 pub |32 pages
1980 pub |30 pages
1981 pub |48 pages
1982 pub |80 pages
1984 pub |80 pages
1986 pub |32 pages
1986 pub |158 pages
1986 pub
1987 pub |80 pages
1987 pub |159 pages
1987 pub |158 pages
1987 pub
1989 pub |80 pages
1990 pub |48 pages
1992 pub |80 pages
1993 pub |80 pages
1993 pub |36 pages
1995 pub |80 pages
1996 pub |80 pages
1997 pub |80 pages
The Case of the Fleeing Fang
1998 pub |64 pages
1999 pub |80 pages
2000 pub |80 pages
2001 pub |80 pages
2003 pub |80 pages
2006 pub |96 pages
2009 pub |64 pages
2017 pub |64 pages
2018 pub |64 pages
