Every person who operates for profit any machine, contrivance, or device that is set
in motion or made or permitted to function by the insertion of a coin or slug shall
pay a business tax of twenty-five dollars ($25.00) for each such machine, contrivance
or device; provided that when any such machine by its mechanism is confined exclusively
to playing or reproducing from phonograph records, the business tax shall be ten dollars
($10.00). This section shall receipt all coin-operated machines, contrivances or devices
operated for amusement and which do not dispense any form of prize or reward, but
shall not be construed to authorize the use of any machine, contrivance or device
for gambling or as a game of chance.