
The Secret of Pirates' Hill
1956
ISBN 9781101076507
The Firebird Rocket
1977
ISBN 9780448089577
Mystery of Smugglers Cove
1980
ISBN 9780671411121
The Twisted Claw
1939
ISBN 9781557092861
The Outlaw's Silver
1981
ISBN 9780671423377
The Stone Idol
1981
ISBN 9780448437026
No Way Out
1993
ISBN 9781417697304
A Figure in Hiding
1937
ISBN 9780448089164
Castle Fear
1990
ISBN 9780671716349
The Secret of Skull Mountain
1948
ISBN 9780448089270
The Clue of the Hissing Serpent
1974
ISBN 9781101076644
The Jungle Pyramid
1976
ISBN 9781101065211
The Clue of the Screeching Owl
1972
ISBN 9780006909347
The Blackwing Puzzle
1984
ISBN 9780671497262
The Bombay Boomerang
1970
ISBN 9780006928263
The clue of the broken blade
1942
ISBN 9780006925026
The Secret Panel
1946
ISBN 9781101064955
The mystery of the Chinese junk
1959
ISBN 9780001605343
The Shattered Helmet
1973
ISBN 9780001605497
Dead on Target
1987
ISBN 9780671625580
The Viking Symbol Mystery
1962
ISBN 9780006943464
The Arctic Patrol Mystery
1969
ISBN 9780448189482
Kickoff to Danger
2001
ISBN 9780743437042
MYSTERY OF THE SAMURAI SWORD
1979
ISBN 9780671673024