PENNY NICHOLS
MYSTERY STORIES

Penny Nichols Finds a Clue (1936)
Penny Nichols and the Mystery of the Lost Key (1936)
Penny Nichols and the Black Imp (1936)
Penny Nichols and the Knob Hill Mystery (1939)

by
“Joan Clark”
(Mildred A. Wirt, 1905-2002)

Penny Nichols
and the
Mystery of the
Lost Key

By
Joan Clark

The
Goldsmith Publishing Company

CHICAGO

COPYRIGHT 1936, BY
THE GOLDSMITH PUBLISHING COMPANY

MANUFACTURED IN THE UNITED STATES OF AMERICA