The Clue of the Black Key /
Keene, Carolyn
The Clue of the Black Key / C. Keene. - New York : Grosset & Dunlap, [1968]. - 174 p. : ill. ; 20 cm. - Nancy Drew Mystery Series. 28 . - Nancy Drew Mystery Series. 28 .
0 448 09528 9
Children's literature--Story
Detective and mystery stories
The Clue of the Black Key / C. Keene. - New York : Grosset & Dunlap, [1968]. - 174 p. : ill. ; 20 cm. - Nancy Drew Mystery Series. 28 . - Nancy Drew Mystery Series. 28 .
0 448 09528 9
Children's literature--Story
Detective and mystery stories