Nancy and her friends find they have to overcome people's superstitions and fears in solving the case of a "jinxed" and threatened bird farm.

שם הספר
The clue in the crumbling wall - NANCY DREW MYSTERY STORIES #
Secrets can kill - 1 ; THE NANCY DREW FILES #
Deadly intent - 2 ; THE NANCY DREW FILES #
Murder on ice - 3 ; THE NANCY DREW FILES #
Smile and say murder - 4 ; THE NANCY DREW FILES #