Volume 17 - The Secret Warning - Major Format Types
Hardy Boys Cover Art Hardy Boys Cover Art Hardy Boys Cover Art
#YearsTextCoverSpineArtEPs
A1938-47OriginalBrownYellowLauneOrange Gretta
B1947-51   * 
C1952-58 Tan   
D1959-61    Brown multi scene
E1962-65 PCBlueLeone 
F1966-79revised  NappiWhite multi scene
G1979-87    Cameo
H1987-Date Flashlight PC  Blank
Major Variants
1959 - off-center cut, Brown multi scene endpapers

* - No frontispiece 1947-1961

All Editions For Sale