

Vintage Set of The Hardy Boys, Retro Children's Book Set, S/30
#2 - THE HOUSE ON THE CLIFF
#3- THE SECRET OF THE OLD MILL
#5- HUNTING FOR HIDDEN GOLD
#7- THE SECRET OF THE CAVES
#10- WHAT HAPPENED AT MIDNIGHT
#13- THE MARK ON THE DOOR
#15- THE SINISTER SIGNPOST
#17- THE SECRET WARNING
#18- THE TWISTED CLAW
#19- THE DISAPPEARING FLOOR
#20- MYSTERY OF THE FLYING EXPRESS
#23- THE MELTED COINS
#24- THE SHORT WAVE MYSTERY
#25 - THE SECRET PANEL
#28- THE SIGN OF THE CROOKED ARROW
#29 - THE SECRET OF THE LOST TUNNEL
#30- THE WAILING SIREN MYSTERY
#32- THE CRISSCROSS SHADOW
#34- THE HOODED HAWK MYSTERY
#36- THE SECRET OF PIRATES' HILL
#37- THE GHOST AT SKELETON ROCK
#39- THE MYSTERY OF THE CHINESE JUNK
#41- THE CLUE OF THE SCREECHING OWL
#44- THE HAUNTED FORT
#47- MYSTERY OF THE WHALE TATTOO
#50- DANGER ON VAMPIRE TRAIL
#53- THE CLUE OF THE HISSING SERPENT
#56- THE JUNGLE PYRAMID
#57- THE FIREBIRD ROCKET










