39 books in series

Hardy-guttene

Hardy-guttene is a 39-book series with 39 released primary works first released in 1920 with contributions by Franklin W. Dixon, Jerrold Mundis, and Leslie H. Morrill.

#1
The Tower Treasure

#1 of 117 in The Hardy Boys

1927 • 58 Readers • 214 pages • 3.4

#2
The House on the Cliff

#2 of 117 in The Hardy Boys

1927 • 35 Readers • 193 pages • 3.7

#3
Cover 7

The Secret of the Old Mill

#3 of 117 in The Hardy Boys

1927 • 3 Readers • 3

#4
The Missing Chums

#4 of 117 in The Hardy Boys

1928 • 14 Readers • 192 pages • 3.5

#5
Hunting for hidden gold

#5 of 117 in The Hardy Boys

1920 • 13 Readers • 194 pages • 3.6

#11
While the Clock Ticked

#11 of 117 in The Hardy Boys

1932 • 13 Readers • 174 pages • 3.3

#14
The Hidden Harbor Mystery

#14 of 117 in The Hardy Boys

1935 • 5 Readers • 3

#17
The Secret Warning

#17 of 117 in The Hardy Boys

1938 • 5 Readers • 192 pages • 3

#21
The clue of the broken blade

#21 of 117 in The Hardy Boys

1942 • 5 Readers • 192 pages • 3

#22
The flickering torch mystery

#22 of 117 in The Hardy Boys

1943 • 6 Readers • 160 pages • 3.3

#25
The Secret Panel

#25 of 117 in The Hardy Boys

1946 • 7 Readers • 178 pages • 3.3

#28
The sign of the crooked arrow

#28 of 117 in The Hardy Boys

1949 • 4 Readers • 160 pages • 3

#30
The Wailing Siren Mystery

#30 of 117 in The Hardy Boys

1951 • 4 Readers • 177 pages • 3

#33
The Yellow Feather Mystery

#33 of 117 in The Hardy Boys

1953 • 5 Readers • 181 pages • 3

#35
The Secret of Pirates' Hill

#36 of 117 in The Hardy Boys

1956 • 6 Readers • 178 pages • 3.3

#36
The Clue in the Embers

#35 of 117 in The Hardy Boys

1955 • 5 Readers • 214 pages • 3

#37
The Ghost at Skeleton Rock

#37 of 117 in The Hardy Boys

1957 • 5 Readers • 177 pages • 3.3

#38
Mystery at Devil's Paw

#38 of 117 in The Hardy Boys

1959 • 4 Readers • 193 pages • 3

#39
The mystery of the Chinese junk

#39 of 117 in The Hardy Boys

1959 • 4 Readers • 160 pages • 3

#40
Mystery of the Desert Giant

#40 of 117 in The Hardy Boys

1960 • 6 Readers • 160 pages • 3.5

#42
The Viking Symbol Mystery

#42 of 117 in The Hardy Boys

1962 • 4 Readers • 192 pages • 3

#45
The mystery of the spiral bridge

#45 of 117 in The Hardy Boys

1965 • 4 Readers • 160 pages • 3

#47
Footprints under the window

#12 of 117 in The Hardy Boys

1933 • 4 Readers • 157 pages • 3

#48
Mystery of the Whale Tattoo

#47 of 117 in The Hardy Boys

1967 • 4 Readers • 192 pages • 3

#49
The great airport mystery

#9 of 117 in The Hardy Boys

1930 • 6 Readers • 158 pages • 3

#52
The Bombay Boomerang

#49 of 117 in The Hardy Boys

1970 • 3 Readers • 192 pages • 3

#56
Masked Monkey

#51 of 117 in The Hardy Boys

1972 • 4 Readers • 153 pages • 3

#58
The Shattered Helmet

#52 of 117 in The Hardy Boys

1973 • 5 Readers • 180 pages • 3.5

#62
The Mysterious Caravan

#54 of 117 in The Hardy Boys

1975 • 6 Readers • 193 pages • 3.3

#64
The Witchmaster's Key

#55 of 117 in The Hardy Boys

1975 • 3 Readers • 192 pages • 3

#68
The Firebird Rocket

#57 of 117 in The Hardy Boys

1977 • 6 Readers • 192 pages • 3

#76
Mystery of Smugglers Cove

#64 of 117 in The Hardy Boys

1980 • 3 Readers • 181 pages • 3

#78
The Vanishing Thieves

#66 of 117 in The Hardy Boys

1980 • 2 Readers • 179 pages • 3

#83
Track of the Zombie

#71 of 117 in The Hardy Boys

1982 • 1 Reader • 194 pages • 3

#84
The Voodoo Plot

#72 of 117 in The Hardy Boys

1982 • 2 Readers • 189 pages • 4

#86
Tic-Tac-Terror

#74 of 117 in The Hardy Boys

1984 • 1 Reader • 201 pages • 3

#87
Trapped at Sea

#75 of 117 in The Hardy Boys

1982 • 1 Reader • 181 pages • 3

#88
Game Plan for Disaster

#76 of 117 in The Hardy Boys

1982 • 1 Reader • 3

#94
The Crimson Flame

#77 of 117 in The Hardy Boys

1981 • 2 Readers • 190 pages • 3.5