1634 LAWS OF MARYLAND. [CH. 951

thence Southwesterly with said line to the Northeast side of
the B. & O. railroad right-of-way; thence southeasterly along
the said northeast side of the B. & O. Railroad right-of-way to
the north side of Blair Road; thence Northwesterly along the
north side of Blair Road for a distance of approximately 950
feet; thence Southwesterly on the line drawn at right angle to
the said Blair Road and crossing same to the Maryland-Dis-
trict of Columbia boundary line; thence Northwesterly along
the said Maryland-District of Columbia boundary line to the
point of beginning. There shall also be included in the afore-
going described area any land that is zoned for commercial or
industrial use which is immediately contiguous to such area.

1039B. The Board of County Commissioners of Montgomery
County is hereby authorized, empowered and directed to levy
and cause to be collected a special tax annually in the nature of
an ad valorem tax of forty cents (400) against each One Hun-
dred Dollars ($100. 00) of assessed value of improved real es-
tate including both the value of improvements and the value
of the land which is zoned and used for commercial, industrial
or general business use, and is also authorized, empowered and
directed to levy and cause to be collected a similar forty cent
(400). annual ad valorem tax against each One Hundred Dol-
lars ($100. 00) of the assessed value of the tangible personal
property located in such commercial buildings or on such com-
mercial land, provided, however, that said tax shall not be
levied against tangible personal property located on sites or in
buildings which are zoned for industrial use or which are used
for manufacturing processes which do not include retail sale
or distribution, within the above described Silver Spring
Business District. The said Board of County Commissioners
is also hereby authorized, empowered and directed to levy and
cause to be collected an annual ad valorem tax of twenty
cents (20c) on each One Hundred Dollars ($100. 00) of as-
sessed value against all unimproved real estate located in the
said Silver Spring Business District as hereinabove described
and which is zoned either for commercial or industrial use.
The aforesaid taxes shall be levied and collected for the pur-
pose of acquiring by purchase, lease, or purchase and lease, or
by condemnation, such lots, sites, improvements or places, as
the said Board of County Commissioners may in its discre-
tion deem necessary for the parking of automobiles and other
vehicles within the said Silver Spring Business District, and
for the further purpose of improving, conducting and operating
such lots, sites, improvements or places as an adequate system
of County-owned off-street parking lots.

1039C. The acquisition, improvement, control and operation
of such parking lots as are hereinabove authorized shall be vest-