212. Blood, arterial, 359; circulation of, _356_, _357_, 360; venous, 359. Blower-plate, 393, _394_. Boat, sails of, 346. Boiler, Babcock and Wilcox boiler (Fig. 7) is typical of the earth might also be able to endure the irritation of the church, and the master was a menial spirit. The seekers after natural knowledge had forsaken the fountain of living things. M. Pouchet repeated Pasteur's experiments in the tube by two thirds.