Color-blindness and color-perception / by Swan M. Burnett.

  • Burnett, Swan M. (Swan Moses), 1847-1906.
Date:
1882
Catalogue details

Licence: Public Domain Mark

Credit: Color-blindness and color-perception / by Swan M. Burnett. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    edged, and in tim j pointed. Finally, the Romans made the gladius— sharp, of highly- -smpered steel, and strongly piercing—the first real sword (Figs. 17, ' j 3, 19), of which only five specimens are now known to exist. The well-tempered and well-made Saxon sword was the property only of those who j had the rank of thane. As a rale, it was a straight, cut-and-thrust blade, with a double edge and a broad point, though other shapes have peen found. Of the three wiys in which a sword may be used for cutting, that called chopping, ii i which the work is done with the|shoulder and fore- arm and little play of the wrist, and the blow comes down straight with a whack, is of th ; most value against body-armoi1. The mediaeval swords, therefore, Were stout, straight, and wide (hjigs. 20 to 23), and adapted to that kind of work. The hands being c|ad in mail, no at- tempt was made to protect them, and the hilts were plain and simple, except that a groove was sometimes made in the side of the blade to diminish the weigh; of metal without causing a los$; of strength. The character of the sword varied little except as to the fashions suggested by fancy, till armop was done away with about 1600. Then, the change of the sword into to become common lar blades, and oft and Italy in the si 24 25 Rapiers. rapier-blade began he single-edged weapon or the While rapiers with flat or v^ry slightly triangu- immoderately long, were used in France, Spain, eenth century, the full development of this form of arm (Figs. 24, 21 ) took place in the seventeenth and eighteenth cen- turies. The blade® were narrow, the hilts had n^erely a single nar- now guard for the 1 ack of the hand, with a broad fingers in thrusting blade was altered, li of figures, 26). VOL. XXI.—6 base to protect the and the rhomboidal or triangular section of the htened, and stiffened by groov tog (as in the group