The
clue of the velvet mask
Keene, Carolyn.
creator
text
nyu
New York
Grosset & Dunlap
[1953]
1953
monographic
eng
211 p.
When a gang that uses parties as a cover for robberies victimizes a masquerade party Nancy is attending, the teen-age detective switches identity with her girl friend to solve the case.
juvenile
Mystery and detective stories
PZ7.K23 Nan, no. 30 1953
[Fic]
Her Nancy Drew mystery stories, 30
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