Henry Ernest Dudeney

The Canterbury puzzles, and other curious problems

E. P. Dutton and co., New York 1908 (I ed. 1907).

Harry Houdini

The unmasking of Robert-Houdin

The Publishers Printing Co, New York 1908 (I ed. 1906).

The Boy Magician: the boy's own journal on magic

Presto Pub. Co., New York 1909.

Hereward Carrington

Eusapia Palladino and Her Phenomena

B.W. Dodge & Company, New York 1909.

Burren Loughlin

Bright-Wits. Prince of Mogadore and the puzzles he had to solve

H. M. Caldwell co., New York 1909.

Gerald Handerson Thayer

Concealing-coloration in the animal kingdom. An exposition of the laws of disguise through color and pattern: being a summary of Abbott H. Thayer's discoveries

The Macmillan Co., New York 1909.

Abbott Handerson Thayer

An arraignment of the theories of mimicry and warning colors

Popular Science Monthly, Vol. 75, The Science Press, New York december 1909, pp. 550-570.

The American Magician

The Presto Co., New York 1910.

Theodore Roosevelt

Protective coloration

African Game Trails, Syndacate Publishing Company, New York 1910, pp. 552-568.