of the State of Maryland with reference to their economic products,
and for the preparation of reports and maps illustrating the character
and distribution of the mineral resources. The Survey also main-
tains a Highway Division under special Acts of the General Assem-
bly. It likewise carries on work in hydrography, forestry, terres-
trial magnetism, and the mapping of the agricultural soils in co-op-
eration with the National Government. The most Important feature
of this joint work is the preparation and publication of a topographic
map of the State on the scale of I mile to I inch.

The Public Highway, known as State Road No. I, between the
cities of Baltimore and Washington, is being constructed under the
supervision of this Commission according to the provisions of Chap-
ter 312, Acts of 1906.

HORTICULTURAL DEPARTMENT, STATE—College Park, Md.

NAME. POSTOFFICE.
State Entomologist,

Prof. Thomas B. Symons. ............. .College Park.
State Pathologist,

Prof. J. B. S. Norton...................College Park.
State Horticulturist,
Prof. C. L. Close. ..................... .College Park.

The State Horticultural Department is an adjunct of the Maryland
Agricultural College, and has charge of the suppression and eradica-
tion of all plant diseases and insect pests.

The Department consists of a State Entomologist, a State Patholo-
gist and a State Horticulturist, who shall be respectively the Pro-
fessor of Entomology, the Professor of Pathology and the Professor
of Horticulture of the Maryland Agricultural College. (Oh. 289,
1898.)

HEALTH, STATE BOARD OF.
No. 10 South Street, Baltimore.

NAME. POSTOFFICE. TERM EXPIRES.
Dr. William H. Welsh. ........Baltimore. ................ .1910
Dr. Lewis A. Griffith. .........Upper Marlboro. .......... .1910
Dr. Howard Brattan. ........ ..Elkton. .................. ..1912
D. H. Thomas, Jr., Engineer. . .Baltimore. .................1912

Dr. Marshall L. Price, Secretary, 10 South Street, Baltimore.

The Board consists of the Attorney General, Health Commissioner
of Baltimore, a Secretary appointed by the Board and four members
appointed by the Governor, with the consent of the Senate, two bien-
nially for a term of four years from the first day In January. Of
those appointed by the Governor, three shall be physicians and one a
Civil Engineer. (P. G. L., Art. 43, Sec. 1.)