1758 LAWS OF MARYLAND. [CH. 921

stallments, beginning not later than ten years from date of
issue, but none of said bonds shall mature more than sixty
years from its date of issue. The notes hereby authorized shall
be issued to mature at one time as to each issue, not later
than ten years from their respective date or dates of issue,
and they shall not be subject to renewal or extension. Such
of said bonds or notes as shall be issued in connection with
the acquisition of park lands in Montgomery County shall
be unconditionally guaranteed as to payment of principal and
interest in the manner hereinabove prescribed by the County
Commissioners of Montgomery County, and the President of
the Board of County Commissioners shall endorse the guaran-
tee on each bond or note on behalf of the County and the
corporate seal of the County shall be affixed to each bond or
note attested by the Clerk to said Board of County Commis-
sioners. Likewise bonds or notes issued hereunder in con-
nection with the acquisition of park lands in Prince George's
County shall be similarly guaranteed by the County Com-
missioners of Prince George's County. In no event shall there
be outstanding at any one time bonds and notes authorized by
this proviso for the purpose of obtaining the benefits of said
Public Act 284, including the substitute or refunding bonds
hereafter authorized, in excess of $1, 200, 000. 00 aggregate par
amount with respect to lands purchased in Montgomery Coun-
ty or in excess of $800, 000. 00 with respect to lands purchased
in Prince George's County, but the authority herein granted
shall be a continuing one and may be exercised from time to
time hereafter until repealed so long as the maximum limita-
tions herein prescribed are not exceeded. All of said bonds
and notes shall be issued on the full faith and credit of
The Maryland-National Capital Park and Planning Commis-
sion and upon the full faith and credit of the County guaran-
teeing the same, and the principal and interest maturing
thereon shall be payable from the proceeds of the collection
of the taxes hereafter authorized in this sub-title, and in the
event of the inadequacy of said taxes for such purpose, there
shall be levied by the County guaranteeing said bonds, in each
year that any such inadequacy shall exist, a tax upon all the
assessable property within the corporate limits of such County
sufficient to make up such inadequacy or deficiency in the reve-
nues available for principal and interest maturities on such
bonds or notes. Said bonds and notes hereby authorized, and
the interest payable thereon, in the hands of the persons en-
title thereto from time to time, shall be and remain forever
exempt from all State, county and municipal taxation of every
kind and nature whatsoever in the State of Maryland.