The Hardy Boys Series by Frank W. Dixon Lot of 7 Mystery Chapter Books 1992 Print

#3 The Secret of the Old Mill

#5 Hunting for Hidden Gold

#8 The Myster of Cabin Island

#9 The Great Airport Mystery

#11 While the Clock Ticked

#15 The Sinister Signpost

#25 The Secret Panel

Books #5 and #9 have writing on the inside cover. Otherwise, minimal wear and tear. Still in great shape!

Smoke-free home.

I use recycled packaging materials for shipment.