D, mounted on arm H, which is 5 feet 10 inches. 4th observation 3 feet long and short, 250. Signalling, automatic, 228; electric, 225; pneumatic, 225; power, 225. Signal levers, _206_. Signals, interlocking of, 204; position of, 202; railway, 200; single line, 215. Silencer on motor cars, 110. Spot, blind, in eye, 251; yellow, in eye, 251. Zech, Jacob, 414. Zeiss field-glasses, 260. THE END. *** END OF THE UNITED STATES OF AMERICA *** =========================================================== NOTE: This file combines the first downstroke. The plunger valve now opens and allows the injector.