1026 LAWS OF MARYLAND. [CH. 506

regulations controlling examinations, and the issuance of cer-
tificates on credentials or diplomas.

55. The certificates hereafter to be granted shall be:

(1) A certificate in administration and supervision, valid
throughout the State for three years, renewable on evidence of
successful experience and professional spirit and required of
all county superintendents, may be issued to persons who are
graduates of a standard college or university, or who have had
the equivalent in scholastic preparation; who have completed
in addition one graduate year's work in education at a recog-
nized university, including public school administration, super-
vision and method of teaching, or who have had the equiva-
lent in scholastic preparation, and who have had two years'
experience as a teacher.

(2) A certificate in elementary school supervision, valid
throughout the State for three years, renewable on evidence
of successful experience, and required of assistant superin-
tendents and supervisors, may be granted to persons who are
graduates of a two years' standard normal school, or who have
had the equivalent in scholastic preparation; who have com-
pleted in addition two full academic years' work at a standard
college or university, not less than a one-half of which has
been in academic branches related to the elementary school and
the remaining one-half in advanced elementary school methods
and supervision, or who have had the equivalent in scholastic
preparation, and who have had four years of teaching expe-
rience in elementary schools. Such a certificate may also be
granted to persons who are graduates of a four years' course
of a standard college or university, who have completed one
full year's work at a recognized college or university in educa-
tion including elementary school methods and supervision, and
who have had four years teaching experience in elementary
schools.

(3) A certificate in supervision (special), valid through-
out the State for three years, renewable on evidence of success-
ful experience and professional spirit, and required of special
supervisors in physical training, music, fine and applied arts,
domestic art and science, manual or industrial training, or
agriculture, may be granted to persons who have completed a
four years high school course or the equivalent; who have had
four years of additional work of a college grade, approximately
one-half of which was in general academic subjects, and ap-
proximately one-half of which was in the special branch or