1376 LICENSES. [ART. 56

power, and eighteen dollars per annum for one with a rating of more
than forty horsepower.

Class B. Three dollars per annum for each certificate of registration
of a motor vehicle used only for transporation of merchandise.

Class C. One dollar and eighty cents per annum for each certificate
of registration of a motorcycle.

Class D. Twenty-four dollars per annum for each certificate assign-
ing a general distinguishing number or marks to a manufacturer or
dealer in motor vehicles other than motorcycles.

Such certificates shall entitle such manufacturer or dealer to use
four duplicate sets of the general distinguishing number or mark assigned
to him as in section 137 provided, and subject to the qualifications in
said section, provided the same shall be interchangeable among the cars
of such manufacturer or dealer during the current year in which issued,
but shall limit the use of such number to four cars at any time; and
any manufacturer or dealer wishing to use at one time more than four
sets of such general distinguishing number or mark may acquire the
right to do so by paying an additional sum of six dollars for each such
additional set he may so wish to use, or, if he so elect, may pay a
flat sum of one hundred dollars, .in which event he may use as many
sets as he may desire. And any manufacturer or dealer who shall at
any time have attached to or displayed upon his cars, whether in his
place of business or on the road, or both, more sets of such distinguish-
ing number or mark than he is entitled to use as aforesaid, shall be
deemed guilty of displaying fictitious numbers on all of said cars and
shall be subject to a penalty of not exceeding fifty dollars in the case
of each of said cars, and in case of a repetition of such offense his right
to use such distinguishing number or mark may be revoked by the
commissioner of motor vehicles, in his discretion.

Class E. Ten dollars per annum for each certificate assigning a gen-
eral distinguishing number or mark to a manufacturer or dealer in
motorcycles.

The charges herein prescribed shall be for the entire twelve months
of the year, and if the certificate is issued in any month after January,
one-twelfth is to be deducted from each of the charges above stated for
each expired month, but not fractions of a month.

1900, ch. 440. sec. 139 A. 1910. ch. 207, soc. 137 (p. 174)
139. No person shall operate a motor vehicle upon any highway of
this State until he shall have first obtained an operator's license for the
purpose, but nothing herein contained shall be taken to prevent the
operation of a motor vehicle by an unlicensed person other than a person
whose application has been refused or whose license had been suspended
or revoked, if accompanied by a licensed operator, which licensed
operator shall also be personally liable for any violation of any of the
provisions of sections 144, 145, 146, 147 and 153 of this sub-title or
non-resident operators, as hereinafter provided. Licenses for operating