LIV ACTS AND RESOLUTIONS OF CONGRESS. 
dollars; messenger, seven hundred and twenty dollars; messenger boy, 
three hundred and sixty dollars; in all, three thousand nine hundred 
and eighty dollars. (Approved February 26, 1907; Statutes, 
XXXIV, 949.) 
INTERNATIONAL EXCHANGES. 
For expenses of the system of international exchanges between the 
United States and foreign countries, under the direction of the Smith- 
sonian Institution, including salaries or compensation of all neces- 
sary employees, and the purchase of necessary books and periodicals, 
thirty-two thousand doliars. (Approved March 4, 1907; Statutes, 
XXXIV, 1310.) 
Nava Opservatory: For repairs to buildings, fixtures, and fences, 
furniture, gas, chemicals, and stationery, freight (including trans- 
mission of public documents through the Smithsonian exchange), 
foreign postage, and expressage, plants, fertilizers, and all contingent 
expenses, two thousand five hundred dollars. (Approved February 
26, 1907; Statutes, XX XIV, 971.) 
BUREAU OF AMERICAN ETHNOLOGY. 
For continuing ethnological researches among the American In- 
dians and the natives of Hawaii, under the direction of the Smith- 
sonian Institution, including salaries or compensation of all neces- 
sary employees and the purchase of necessary books and periodicals, 
forty thousand dollars, of which sum not exceeding one thousand five 
hundred dollars may be used for rent of building. 
For protection of Casa Grande Ruin, in Pinal County, near Flor- 
ence, Arizona, and for excavation on the reservation, to be expended 
under the supervision of the Secretary of the Smithsonian Institu- 
tion, three thousand dollars. 
(Approved March 4, 1907; Statutes, XX XIV, 1310.) 
For American Ethnology, Smithsonian Institution, thirty-six dol- 
lars and ninety-nine cents. (Approved March 4, 1907; Statutes, 
XXXIV, 1403.) 
ASTROPHYSICAL OBSERVATORY. 
lor maintenance of Astrophysical Observatory, under the direction 
of the Smithsonian Institution, including salaries of assistants, the 
purchase of necessary books and periodicals, apparatus, making neces- 
sary observations in high altitudes, repairs and alterations of build- 
ings and miscellaneous expenses, thirteen thousand dollars. (Ap- 
proved March 4, 1907; Statutes, XXXIV, 1310.) 
