Reports of the Inspectors of Mines of the anthracite coal regions of ...

134 Reports of the Inspectors op Mines. [No. 10,
aforesaid on the first day of January and July in every year hereafter, a
statement or map or plan of the progress of the workings of such coal
mine or colliery during the six months past up to date, to enable the in-
spector to mark the same upon the map or plan of the coal mine or col-
liery furnished and deposited with said inspector as hereinbefore provided
for, and when any coal mine or colliery is worked out preparatory to being
abandoned, or when any local lift thereof is being finished with a view
and for the purpose of being abandoned, the owner or agent of such coal
mine or colliery shall have tlie map or plan thereof furnished as hereinbe-
fore provided, or such portions thereof as the case may require, carefully
verified, and notice shall be given to the inspector of coal mines and col-
lieries for the district, in writing, of the purpose to abandon ;
and in case
the said owner or agent shall neglect or refuse to furnish the maps or plans
by this section required, or any of them, or shall knowingly or designedly
cause such maps or plans when furnished to be incorrect or false, such
owner or agent thus offending shall be guilty of a misdemeanor, and upon
conviction shall be punished by a fine not exceeding five hundred dollars
or imprisonment not exceeding three months at the discretion of the court."
J. F. Hartranft.
Approved—The 8th day of May, A. D. 18t6.
A supplement to an act, entitled "An act providing for tlie health and safety of persons
employed in coal mines," api^roved the 3d day of March, A. D. 1870.
Section 1. Be it enacted, &c., That inspectors of coal mines and col-
lieries, provided for in the fourteenth section of an act, entitled "An act
providing for the health and safety of persons employed in coal mines,"
approved the third day of March, Anno Domini one thousand eight hun-
dred and seventy, shall, and may be appointed by a majority of the board
of examiners, provided for in said act ; should said board of examiners
disagree in their selection of inspector, the judges of the court of common
pleas of said counties have the power to dissolve said board and appoint
a new board of like qualification as aforesaid.
Section 2. All laws or parts of laws inconsistent with this act, are hereby
repealed.
Approved—The 25th day of April, A. D. 1873.
Mine In§triinients.
J. F. Hartranft.
The Anemometer.—There are many of the collieries still without this
instrument, which tends to show how little interest is taken in the propei"
ventilation of the workings. Every colliery should have one for the ex-
clusive use of tlie mine boss. The law requires that the air in all collieries
shall be measured at least once per week at the inlet, at the outlet, and at
or near the face of all gangwaj^s, and all the measurements to be reported
to the inspector once per month. But this is not done because there is
no instrument at hand. There are exceptions, however, where the air is