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Volume 30 - The Wailing Siren Mystery - Major Edition Types
Hardy Boys Cover Art Hardy Boys Cover Art
#YearsTextCoverSpineArtEPs
A1951OriginalBrownWrapGilliesOrange Gretta
B1952-58 Tan   
C1959-62    Brown multi scene
D1962-68 PCBlue  
E1968-79revised  NappiWhite multi scene
F1979-87    Cameo
G1987-Date Flashlight PC  Blank
Major Variants
1959 - off-center cut, dark brown multi scene endpapers
1968 - author name missing from spine

All Editions For Sale