The Hardy Boys

The Secret of the Lost Tunnel by Franklin W. Dixon

The Secret of the Lost Tunnel

The Hardy Boys #29

Franklin W. Dixon

210 pages • first pub 1950 (editions)

fiction middle grade mystery adventurous mysterious medium-paced
The Wailing Siren Mystery by Franklin W. Dixon

The Wailing Siren Mystery

The Hardy Boys #30

Franklin W. Dixon

192 pages • first pub 1951 (editions)

fiction middle grade mystery adventurous mysterious tense fast-paced
The Secret of Wildcat Swamp by Franklin W. Dixon

The Secret of Wildcat Swamp

The Hardy Boys #31

Franklin W. Dixon

178 pages • first pub 1952 (editions)

fiction middle grade mystery adventurous mysterious medium-paced
The Crisscross Shadow by Franklin W. Dixon

The Crisscross Shadow

The Hardy Boys #32

Franklin W. Dixon

192 pages • first pub 1953 (editions)

fiction middle grade mystery adventurous mysterious medium-paced
The Yellow Feather Mystery by Franklin W. Dixon

The Yellow Feather Mystery

The Hardy Boys #33

Franklin W. Dixon

192 pages • first pub 1953 (editions)

fiction middle grade mystery adventurous mysterious fast-paced
The Hooded Hawk Mystery by Franklin W. Dixon

The Hooded Hawk Mystery

The Hardy Boys #34

Franklin W. Dixon

180 pages • first pub 1954 (editions)

fiction middle grade mystery mysterious fast-paced
The Clue in the Embers by Franklin W. Dixon

The Clue in the Embers

The Hardy Boys #35

Franklin W. Dixon

192 pages • first pub 1955 (editions)

fiction middle grade mystery adventurous lighthearted mysterious fast-paced
The Secret of Pirates' Hill by Franklin W. Dixon

The Secret of Pirates' Hill

The Hardy Boys #36

Franklin W. Dixon

192 pages • first pub 1956 (editions)

fiction middle grade mystery adventurous dark mysterious fast-paced
The Ghost at Skeleton Rock by Franklin W. Dixon

The Ghost at Skeleton Rock

The Hardy Boys #37

Franklin W. Dixon

177 pages • first pub 1957 (editions)

fiction middle grade mystery adventurous mysterious medium-paced
Mystery at Devil's Paw by Franklin W. Dixon

Mystery at Devil's Paw

The Hardy Boys #38

Franklin W. Dixon

192 pages • first pub 1959 (editions)

fiction middle grade mystery adventurous mysterious slow-paced