The perceptual factors in reading; a quantitative study of the psychological processes involved in work perception.

Columbia contributions to philosophy and psychology, vol. XVII, no. l.

The root extractor, exhibiting new rules and processes, for the formation and the resolution of equations of all orders in algebra; and for the evolution of the roots of any power in numbers: serving likewise as a key to all the examples of the cubic and higher equations in Bonnycastle's introduction to algebra.

Mode of access: Internet.

Prolegomena logica : an inquiry into the psychological character of logical processes.

"A portion of the following pages has already appeared in two articles contributed ... to the North British Review."--Pref.