Title: Nancy Drew Mystery Series Twin Thrillers Book Set of 24 - see title list below - the complete set is a total of 27 volumes. The last three books in this series are missing from this set.
Format: Clothbound Hardcovers
Author: Carolyn Keene
Illustrator: None Listed
Year: 1959 - 1975
Publisher: Grosset & Dunlap Publishers
Length: various
Dimensions: 5" wide by 7.25" tall
Condition: Minor cover and spine wear noted especially around the edges. This set is very clean for its age - no missing, torn or missing pages noted. There are a few age spots (foxing) on the foredges of a few editions. The colors of the spine design vary due to printing times - some appear to be different shades of blue & some appear as different shades of green - see photos. The covers and spines are a light lilac that almost appears gray. There are three editions in this set that are a bit shorter than the other three. They are marked with an * below.
Volume #'s, Titles: & Publication Dates:
1 The Secret of the Old Clock 1959 & 2 The Hidden Staircase 1959
3 The Bungalow Mystery 1960 & 4 The Mystery at Lilac Inn 1961
5 The Secret at Shadow Ranch 1965 & 6 The Secret of Red Gate Farm 1961
7 The Clue in the Diary 1962 & 8 Nancy's Mysterious Letter 1968
9 The Sign of the Twisted Candles 1968 & 10 The Password to Larkspur Lane 1966
11 The Clue of the Broken Locket 1962 & 12 The Message in the Hollow Oak 1972
13 The Mystery of the Ivory Charm 1936 & 14 The Whispering Statue 1970
15 The Haunted Bridge 1972 & 16 The Clue of the Tapping Heels 1969
*** Note these were not published in chronological order & book 17 was printed in the last volume (which is not included in this set).
*18 The Mystery at the Moss-Covered Mansion 1971 & 19 The Quest of the Missing Map 1969
*20 The Clue in the Jewel Box 1972 & 21 The Secret in the Old Attic 1970
*22 The Clue in the Crumbling Wall 1973 & 23 The Mystery of the Tolling Bell 1973
***Note these were not published in chronological order & book 24 was printed in the last volume, which is not included in this set.
25 The Ghost of Blackwood Hall 1967 & 26 The Clue of the Leaning Chimney 1967
27 The Secret of the Wooden lady 1967 & 28 The Clue of the Black Keys 1968
29 The Mystery at the Ski Jump 1968 & 30 The Clue of the Velvet Mask 1969
31 The Ringmaster's Secret 1974 & 32 The Scarlet Slipper Mystery 1974
***Please note 33 & 34 are not in chronological order & were printed in Volume 10625
35 The Haunted Showboat 1957 & 36 The Secret of the Golden Pavilion 1959
37 The Clue in the Old Stagecoach 1960 & 38 The Mystery of the Fire Dragon 1961
39 The Clue of the Dancing Puppet 1962 & 40 The Moonstone Castle Mystery 1963
41 The Clue of the Whistling Bagpipes 1964 & 42 The Phantom of Pine Hill 1965
43 The Mystery of the 99 Steps 1966 & 44 The Clue in the Crossword Cipher 1967
45 The Spider Sapphire Mystery 1968 & 46 The Invisible Intruder 1969
47 The Mysterious Mannequin 1970 & 48 The Crooked Banister 1971
49 The Secret of Mirror Bay 1972 & 50 The Double Jinx Mystery 1973
51 Mystery of the Glowing Eye 1974 & 52 The Secret of the Forgotten City 1975
Not included in this set are the last three books in this series:
33 The Witch Tree Symbol 1974 & 34 The Hidden Window Mystery 1975
53 The Sky Phantom 1976 & 54 The Strange Message in the Parchment 1977
17 The Mystery of the Brass-Bound Trunk 1976 & 24 The Clue in the Old Album 1977
