LICENSES. 171

States. The term "owner" shall include any person, firm, asso-
ciation or corporation owning a motor vehicle "or having the
exclusive use thereof, under lease, hiring or rental thereof, or
otherwise. The terms "highway," "roads," "public highway"
or "public road" shall include any highway or thoroughfare of
any kind used by the public, whether actually dedicated to the
public-and accepted by the proper authorities or otherwise.

REGISTRATION OF MOTOR VEHICLES.

133. Every owner of pne or more motor vehicles, including
motorcycles, before the same shall be operated in this State
and except as hereinafter otherwise provided, shall file with
the Commissioner of Motor Vehicles on a blank furnished by
the Commissioner an application for the registration of such
motor vehicles, containing: (1) The name, residence and post-
office address of the applicant; (2) a brief description of each
motor vehicle owned or controlled by him, including the name
of the maker, the character of the motor power and the amount
of such motor power stated in figures of horsepower as adver-
tised by the maker thereof; (3) the number of cylinders and
diameter of the bore of the cylinder stated in inches, and (4)
such other information as shall be required by said Commis-
sioner. The horsepower of all motor vehicles propelled by gas
engines, except motorcycles, shall be computed and recorded
upon the following formula, and the annual license fee herein-
after provided for, paid in accordance therewith: Square the
diameter of the cylinder, multiply by the number of cylinders
and divide by two and one-half. For all motor vehicles pro-
pelled by a steam engine the rating shall be based on the sys-
tem of rating adopted by the United States Government.
Should any other motor power be used, the Commissioner of
Motor Vehicles is empowered to adopt such formula to govern
their rating as he may deem proper. The said Commissioner of
Motor Vehicles, upon payment of the registration fee herein-
after provided for, shall file such application in his office and
register such motor vehicle, assigning to it a distinguishing
number or mark, and shall thereupon issue to the owner
thereof a certificate of registration, which shall contain the
name, place of residence and postoffice address of the owner,
and the number or mark assigned to such motor vehicle. Such
certificate shall be in convenient form and shall at all times
be carried upon such motor vehicle, and shall be subject to
examination upon demand by any proper officer. Said Com-
missioner shall also, without expense to the applicant, issue
and deliver to such owner two duplicate metal plates or mark-
ers bearing the letters "Md." and the number or mark assigned
to such motor vehicle as aforesaid, the figures thereon to be
not less than five inches high, and each stroke to be not less