In the Wrist of the Arm, about three Inches from the Palm of the Hand, is found a Ligament, the largest which is without a Muscle, of any in the Human Body. It has its Rise in the middle of one, of the*Fucils of the Arm, and terminates in the middle of the other Fucil: its form is Square, its breadth three Inches, and its thickness one and an half. Its use being to keep close the Muscles of the Arm, and to prevent them from flying off in right Lines, when the Arm is Contracted.

* By the two Fucils, the Author means no more than the Radius and Cubitus of the Arm.