THE SIGN AT SIX
$43 · Offered by L. W. Currey
First edition
Indianapolis: The Bobbs-Merrill Company Publishers, 1912 . Octavo, pp. 1-10 1-264 265 266: blank note: first leaf is a blank , six inserted plates with illustrations by M. Leone Bracker, original decorated green cloth, front and spine panels stamped in gold and blind. First edition. Protagonist thwarts mad scientist who has developed a method for cutting off light, sound, and heat waves and threatens to use this
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