1012 ^LAWS OF MARYLAND. [CH. 477

($1, 650) per school year; provided, such principal holding
such certificate has served as principal of an approved high
school of the first group in the State of Maryland for a
period of three years, such principal shall receive a salary
of at least one thousand seven hundred and fifty dollars
($1, 750) per school year; provided, if such principal hold-
ing such certificate has served as principal of an approved
high school of the first group in the State of Maryland for
a period of five years, such principal shall receive a salary
of at least one thousand eight hundred and fifty dollars
($1, 850) per school year; provided, that if such principal
holding such certificate has served as principal of an ap-
proved high school of the first group in the State of Mary-
land for a period of seven years, such principal shall receive
a salary of at least one thousand nine hundred and fifty
dollars ($1, 950) per school year. And provided, further,
if a high school of the first group employs six full-time high
school teachers and has maintained an average daily at-
tendance of one hundred pupils during the preceding year,
the principal of such high school shall receive at least two
hundred dollars ($200) more per school year than the fore-
going schedule requires; if a high school of the first group
employs ten full-time high school teachers and has main-
tained an average daily attendance of two hundred pupils
during the preceding year, the principal of such high school
shall receive at least f our hundred dollars ($400) more per
school year than the foregoing schedule requires.

The principal of a high school of the second group shall
be paid at least one hundred dollars ($100) more per school
year than the minimum required for a regular high school
teacher.

High school principals and teachers employed on provi-
sional certificates may be paid two hundred dollars ($200)
per school year less than the foregoing schedule requires,
and in any county such principals and teachers shall be paid
at least two hundred dollars ($200) per school year less
than shall be paid in such county to fully qualified high
school principals and teachers.

The board of county commissioners of each county shall
levy sufficient funds to meet the scale of salaries provided
for in this section; and the salary of no high school teacher
or principal regularly employed at the time this section (as
re-enacted in 1927) goes into effect shall be diminished by
reason of any of its provisions, but every high school
teacher or principal shall be entitled to any increase in
salary that may herein be granted, from the time this sec-
tion (as re-enacted in 1927) goes into effect.