60.
Miss Arabella L. Babcock, from February 18, 1860, to September 1, 1861.
Miss Emma J. Leonard, from September 1, 1861, to March 5, 1866.
Miss Ellen M. Barr, from March 5, 1866, to July 1, 1875, and from September 1, 1876, to July 1, 1877.
Edward A. Drew (Tufts, 1867), from December 2, 1867, to June 1, 1869.
George C. Travis, Jr. (Harvard, 1869), from June 1, 1869, to April 1, 1872.
Charles B. Saunders (Harvard, 1871), from April 1 to July 2, 1872.
Minton Warren (Tufts, 1870), from September 2, 1872, to November 26, 1873.
Charles S. Bachelder (Harvard, 1873), from December 1, 1873, to April 6, 1874.
Frederic T. Farnsworth (Tufts, 1873), from April 8, 1874, to June 30, 1876.
Miss Carrie A. Teele, from September 6, 1875, to June 30, 1876; also, from September 1, 1888.
Edward P. Sanborn (Dartmouth, 1876), from September 1, 1876, to April 9, 1877.
Leonard J. Manning (Harvard, 1876), from April 16, 1877.
Miss Caroline E. Swift, from September 1, 187