EMERSON C. HARRINGTON, GOVERNOR. 175

make or cause to be made any unnecessary noise with such bell,
horn or signalling device, or use the same except as a warning
of danger, and such signalling device shall not be sounded while
passing a. horse or other animal in the open country. Within
the limits of cities, towns and villages, loud sounding signalling
devices shall not be used during the period from one hour after
sunset to one hour before sunrise, unless absolutely necessary
to avoid accidents. An adequate signalling device shall in all
cases be sounded on approaching curves, tops of hills and inter-
secting highways in the open country where the operator's
view is obstructed.

(3) LIGHTS. All motor vehicles in use on the public high-
ways, excepting motorcycles, shall during the period of from
one-half hour after sunset to one-half hour before sunrise, dis-
play two or more white or tinted lights, other than red, on the
forward part of said vehicles, so placed as to be seen from the
front, and of sufficient illuminating power to be visible at a dis-
tance of two hundred (200) feet in the direction in which dis-
played, and to reveal any person, vehicle or substantial object
twenty-five feet ahead of the lamps, except when at rest it shall
display at least one light, showing white to the front and red to
the rear, carried to the left of the motor vehicle, visible from
both front and rear for a distance of not less than two hundred
feet. Said motor vehicle when in use shall also display on the
rear a lamp so constructed and placed as to show a red light
from the rear and throw a white light directly upon the rear
registration marker and render the numerals thereon visible
for at least twenty-five feet in the direction from which the
vehicle is proceeding. A motorcycle, whether in use or at rest,
shall display on the forward part one white or tinted light, as
aforesaid, and a red light to the rear, so constructed and placed
as to throw a white light directly upon the registration marker
as prescribed in the case of any other motor vehicle; provided,
however, that the operator of such motor vehicle may proceed
to his destination in the event of a bona-fide failure of one or
more of his lights to operate, if he sounds a bell or other signal
device at least once in every two hundred feet, does not pro-