Each book was rebound in a durable library binding.  The books are library

discards with the usual library markings.  The books have light to moderate

wear.

All books have the revised text.

13.  The Mystery of the Ivory Charm

17.  Mystery of the Brass-Bound Trunk

18.  Mystery of the Moss-Covered Mansion

19.  The Quest of the Missing Map

20.  The Clue in the Jewel Box

23.  Mystery of the Tolling Bell

27.  The Secret of the Wooden Lady

32.  The Scarlet Slipper Mystery

37.  The Clue in the Old Stagecoach

38.  The Mystery of the Fire Dragon

43.  Mystery of the 99 Steps

44.  The Clue in the Crossword Cipher

45.  The Spider Sapphire Mystery

46.  The Invisible Intrude

48.  The Crooked Banister

50.  The Double Jinx Mystery

51.  Mystery of the Glowing Eye

52.  The Secret of the Forgotten City

53.  The Sky Phantom

55.  Mystery of Crocodile Island

125.  The Teen Model Mystery

165.  The Crime Lab Case

172.  The Riding Club Crime

I do not accept offers.  My current best price is the price on this listing.