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feature of this method being the fact that when the man feels ejaculation approaching, he withdraws the stimulated penis and permits the uncontrollable ejaculation to take place exteriorly and away from the vagina.

Described as "masculine prudence," it was one of the methods discussed in the very early days, and Francis Place and his associates knew of and spread knowledge of it about 1823-6, as I found by search in his original manuscripts, now in the British Museum.

This method is so widespread and has had in the past so many supporters and users, and is looked upon with considerable favour by so many ignorant of its harm, that it demands more detailed consideration than most other methods.

The main points of objection to it are two-fold. Although it may appear "harmless" to a good many rather strong or insensitive individuals, its tendency, and its actual result in a great many cases, is to injure the nervous systems of both the man and the woman.

Harmful Effects.—Briefly, the effect on the man's nervous system is that, at a moment when the power of thought and central control is or should be in abeyance