When Thomas A. Edison, one of the most ingenious Americans that ever lived and one of the greatest discoverers of new inventions, calls a book "very ingenious and new," that book certainly merits attention.
I The Silent Bullet
II The Scientific Cracksman
III The Bacteriological Detective
IV The Deadly Tube
V The Seismograph Adventure
VI The Diamond Maker
VII The Azure Ring
VIII "Spontaneous Combustion"
IX The Terror In The Air
X The Black Hand
XI The Artificial Paradise
XII The Steel Door
