1800 CONGRESSIONAL PROCEEDINGS. 
approved by the board, and he is hereby authorized and directed to 
contract therefor in the same manner and under the same regulations 
as for other public buildings of the United States; but the contract for 
said building or buildings shall not exceed the sum of $200,000, said 
sum being hereby appropriated for said purpose, out .of any money in 
the Treasury not otherwise appropriated. The Secretary of the 
Treasury is authorized and required to dispose of such building or 
buildings, or the material composing the same, at the close of the 
exposition, giving preference to the city of Buffalo or to the said Pan- 
‘American Exposition Company to purchase the same at an appraised 
yalue, to be ascertained in such manner as may be determined by the 
Secretary of the Treasury. . 
Src. 4. That the United States shall not be liable on account of said. 
exposition for any expense incident to or growing out of same, except 
for the construction of the building or buildings hereinbefore provided 
for, and for the purpose of paying the expense of selection, prepara- 
tion, purchase, installation, transportation, care, custody, and safe 
return of exhibits by the Government, for the employment of proper 
persons as officers and assistants by the board of management created 
by this act and for their expenses, and for the maintenance of the said 
building or buildings and other contingent expenses, to be approved 
by the chairman of the board of management, or, in the event of his 
absence or disability, by such other officer as the board may designate 
and the Secretary of the Treasury upon itemized accounts and vouch- 
ers; and the total cost of said building or buildings shall not exceed 
the sum of $200,000; nor shall the expenses of said Government 
exhibit for each and every purpose connected therewith, including 
transportation, exceed the sum of $300,000, amounting in all to not 
exceeding the sum of $500,000, which sum is hereby appropriated, out 
of any money in the Treasury not otherwise appropriated, the sum of 
$500,000, or so much thereof as may be necessary, to be disbursed by 
the board of management hereinbefore created, of which not exceed- 
ing the sum of $10,000 shall be expended for clerical service: Provided, | 
That no liability against the Government shall be incurred, and no 
expenditure of money under this act shall be made until the officers 
of said exposition shall havé furnished the Secretary of the Treasury 
proofs to his satisfaction that there has been obtained by said exposi- 
tion corporation subscriptions of stock in good faith, contributions, 
donations, or appropriations from all sources for the purposes of said 
exposition a sum aggregating not less than $500,000. 
Sec. 5. That medals, with appropriate devices, emblems, and inscrip- 
tions commemorative of said Pan-American Exposition, and of the 
awards to be made to the exhibitors thereat, shall be prepared at some 
mint of the United States for the board of directors thereof, subject 
to the provisions of the fifty-second section of the coinage act of 1893, 
upon the payment of a sum not less than the cost thereof; and all the 
