3 1960s & 1970s Nancy Drew Mystery Stories Hardcovers 41 42 56. This lot contains:

• (1) 41 The Clue Of The Whistling Bagpipes. This was published in the year 1964.
• (1) 42 The Phantom Of Pine Hill. This was published in the year 1965.
• (1) 56 The Thirteenth Pearl. This was published in the year 1979.

Each book is approx 5" x 3/4" x 7 1/2" and the total weight is 1.751lb. The books were published by Grosset & Dunlap and were written under the pseudonym of Carolyn Keene. The covers have shelf wear.