AERONAUTICS 183

hearings concerning matters covered by the provisions of this sub-title,
and, for the purposes of such investigations, inquiries or hearings, the Com-
mission shall have, and may exercise, all the powers and authority con-
ferred upon them by Section 18 of this Article.

1937, ch. 383, sec. 55.

62. (Acquisition by Purchase or Condemnation. ) With respect to any
building or structure existing at the time of the passage of this sub-title,
and which does not conform to the regulations of this sub-title in the matter
of height, the Commission may acquire by purchase or condemnation such
estate or interest in any such building or structure and/or the land upon
which the same is erected or constructed as is necessary to vest full and
absolute ownership and control in perpetuity of the space above such land
to the extent necessary to correct or abate the height of any such non-
conforming building or structure to meet the requirements and regulations
of this sub-title. Any and all such condemnation proceedings shall be
instituted by the Commission in the name of "The State of Maryland",
and any and all such purchases shall be made by the Commission in the
name of "The State of Maryland" and all estate and interest so acquired
by condemnation or by purchase shall be forthwith transferred and con-
veyed by the Commission to the county, municipality or other public
authority owning, controlling or operating the airport or landing field
affected, and said estate or interest shall thereupon and thereafter attach
to the ownership of said Airport or Landing Field as an interest running
with the land. Provided, however, that the Commission shall not exercise
any of the powers conferred upon it by this section unless requested so to
do in writing by the county, municipality or other public authority imme-
diately concerned and until such county, municipality or other public
authority shall have agreed with the Commission to satisfy and pay the
purchase price or condemnation award as the same may be finally
determined.

1937, ch. 383, sec. 56.

63. (Costs, Charges and Expenses. ) Before instituting or conducting
any such investigation, inquiry or hearing, and before instituting any
action at law or in equity, as hereinbefore provided and authorized, the
Commission must effect an agreement with the county, municipality or
other public authority owning, operating or controlling the public Airport
or Landing Field affected by any violation of this sub-title, whereby such
county, municipality or other public authority shall undertake to assume
and pay all costs, charges and expenses which may be incurred or accrue
in connection with any such investigation, inquiry, hearing or legal
proceeding.

1937, ch. 383, sec. 57.

64. The Commission is further authorized and empowered to acquire
by agreement, purchase or condemnation the right—

To place and maintain obstruction markers and/or lights upon any
building, tower, tree, stack, pole, wharf, pier, structure, land or premises
located within five thousand (5, 000) feet of an Airport or Landing Field
owned, controlled, maintained or operated by any county, municipality or
other public authority of this State, including the right to lay and maintain