984 LAWS OF MARYLAND. [CH. 422

(e) "Director" means the Director of Aeronautics of this
State.

(f) "State" or "this State" means the State of Maryland.

(g) "Air navigation facility" means any facility—other
than one owned or operated by the United States—used in,
available for use in, or designed for use in, aid of air navi-
gation, including any structures, mechanisms, lights, beacons,
markers, communicating systems, or other instrumentalities,
or devices used or useful as an aid, or constituting an advan-
tage or convenience to the safe taking off, navigation, and
landing of aircraft, or the safe and efficient operation or
maintenance of an airport, and any or all of such facilities.

(h) "Operation of Aircraft" or "operate aircraft" means the
use, navigation or piloting of aircraft in the airspace over this
State or upon any airport within this State. Aircraft capable
of operating on water shall be governed by the rules of water
navigation only when at rest or operating in contact with
water.

(i) "Airman" means any individual who engages, as the
person in command, or as pilot, mechanic, or member of the
crew, in the navigation of aircraft while under way, and any
individual who is directly in charge of the inspection, mainte-
nance, overhauling, or repair of aircraft engines, propellers,
or appliances, and any individual who serves in the capacity
of aircraft dispatcher, or air-traffic control-tower operator;
but does not include any individual employed outside the
United States, or any individual employed by a manufacturer
of aircraft, aircraft engines, propellers, or appliances to per-
form duties as inspector or mechanic in connection therewith,
or any individual performing inspection or mechanical duties
in connection with aircraft owned or operated by him.

(j) "Aeronautics instructor" means any individual who for
hire or reward engages in giving instructions or offering to
give instruction in flying or ground subjects pertaining to
aeronautics; but excludes any instructor in a public school,
university, or institution of higher learning duly accredited
and approved for carrying on collegiate work, who instructs
in flying or ground subjects pertaining to aeronautics, only in
the performance of his duties at such school, university or
institution.

(k) "Air school" means (1) any aeronautics instructor who
advertises, represents or holds out as giving or offering to
give instruction in flying or ground subjects pertaining to
aeronautics; and (2) any person who advertises, represents
or holds out as giving or offering to give instruction in flying