1724 PUBLIC EDUCATION. [ART. 77

history of Maryland, vocal music, drawing, physiology, laws
of health and domestic economy, civil government; and the
elements of agricultural science may, in the discretion of the
State board of education, be added to the branches required to
be taught in the State normal schools and in the public schools
of the various counties of the State.

1888, art. 77, sec. 40. 1886, ch. 495 1904, ch. 584.

44. The nature of alcoholic drinks and narcotics, with special
instruction as to their effects upon the human system, in con-
nection with the several divisions of the subject of physiology
and hygiene, shall be included in the branches of study taught
in the common schools, and shall be taught to and studied by
all pupils whose capacity will admit of it, in all departments of
the public schools of the State, and in all educational institu-
tions supported wholly or in part by money from the State;
and said study shall be. taught and studied by pupils in said
schools as thoroughly and in the same manner as other like
branches are there taught and studied, with text-books in hands
of pupils, where other like branches are thus studied.

Ibid. sec. 41. 1886, ch. 495.

45. It shall be the duty of boards of county school com-
missioners, and of the board of commissioners of public
schools of Baltimore city, county examiners, superintendents
of public schools of Baltimore city, and boards of all educa-
tional institutions receiving aid from the State to enforce the
provisions of the preceding section.

Ibid. sec. 42. 1872, ch. 377. 1892, ch. 538. 1904, ch. 584.

46. Whenever a school numbers more than forty children in
the average attendance, an assistant may be employed by the
board of county school commissioners, in their discretion; and
for every additional forty children, one teacher may be
appointed.

Ibid. sec. 43. 1872, ch 377. 1894, ch. 459. 1904, ch. 564.

47. Whenever the average attendance in any school for any
two consecutive terms is less than ten pupils, the said school
may be closed by the board of county school commissioners ;
provided, that the board of district school trustees may keep
the school open in part at the expense of the district, and shall
receive their proportion of the school fund for said school,
rating a full school at twenty scholars.