Volume 7 - The Secret Of The Caves - Major Format Types
Hardy Boys Cover Art Hardy Boys Cover Art Hardy Boys Cover Art Hardy Boys Cover Art
#YearsTextCoverSpineArtEPs
A1929-32OriginalRedWhiteRogersBlank
B1932 Brown  Brown Gretta
C1932-40    Orange Gretta
E1941-43  Yellow  
F1944-50   Scott 
G1951-59 Tan   
I1959    Brown multi scene
J1960-62  WrapNappi 
K1962-64 PCBlue  
L1964-79Revised   White multi scene
M1979-87    Cameo
N1987-Date Flashlight PC  Blank
O2017 New ArtBlackBartlett
Major Variants
1959 - off-center cut, dark brown multi scene ep's
1962 - "$1 Box" on cover

All Editions For Sale