STATISTICS AND INFORMATION. 2771

1922, ch. 307, sec. 18.

19. The Governor shall select and appoint from a list of eligibles pre-
pared by the State Employment Commission, a competent person to be
known as the Chief Mine Engineer, who shall be in charge of the Bureau;
provided, that the first appointment under this subtitle shall be made with-
in ninety days after the passage thereof, to become effective on the first day
of October, 1922, and in case of any vacancy in the said office by reason
of death, resignation or otherwise, the Governor shall appoint from a list
of eligibles prepared by the State Employment Commission a competent
person to fill such office.

1922, ch. 307, sec. 19.

20. No person shall be appointed Chief Mine Engineer who shall not
have had at least ten years' practical experience as a mining engineer
in the bituminous coal mining industry, and who does not possess a practi-
cal and scientific knowledge of the working, ventilation and drainage of
bituminous coal mines and of all noxious and dangerous gases found in
such mines; provided, that graduation in mining engineering from a
school of recognized standing shall be considered as equivalent to two years
active practice.

1922, ch. 307, sec. 20.

21. Before entering upon the duties of his office, the Chief Mine Engi-
neer shall take the oath prescribed by the Constitution, and he shall ren-
der an account monthly of his expenses necessarily incurred in the dis-
charge of his .duties, and also an account of the expenses necessarily in-
curred by the district mine inspectors which he may approve, and such
expenses shall be paid by warrant of the Comptroller, in such amounts as
shall not exceed such allowance as may from time to time be provided
therefor by appropriation or other law.

The Chief Mine Engineer shall devote his entire time to the duties of
his office, and shall have no interest, direct or indirect, in any mining
operation or mining investment in this or in any contiguous State.

1922, ch. 307, sec. 21.

22. The Bureau shall be provided such office and such branch offices
for its district inspectors, with such furniture, equipment, records, books,
blanks, supplies, technical instruments, textbooks and facilities as the
Governor, upon recommendation of the Chief Mine Engineer, approved
by the Commissioner of Labor and Statistics, may allow and as may from
time to time be provided for by appropriation or other law. All such
equipment, supplies and other property shall be the property of the State
and remain with and for the use of the Bureau. The Chief Mine Engineer
shall also be provided with such clerical help, agents, experts and other
employees as the Governor may allow and as may from time to time be
provided for by appropriation or other law; such employees to be ap-
pointed from lists of eligibles previously prepared and certified from for
such appointment by the State Employment Commission.