TABLE 20.-Salaries of public-school teachers in Boston, Mass., 1880 to 1892, inclusive-Continued.

Assistant teacher of chemistry (girls').

Instructor in military drill..

? This grade will be discontinued when the incumbents retire.

3 There is also one special teacher of German who receives $4 a week for three hours' actual service per week.

4 Per week.

Salary proportioned to the number of divisions taught.

Per evening.

Data not available.

TABLE 21.-Salaries of public-school teachers in Boston, Mass., 1893, 1895, 1900, 1905, and 1913.

TABLE 21.-Salaries of public-school teachers in Boston, Mass., 1893, 1895, 1900, 1905, and 1918-Continued.