- Mr. Robertson with Chang Poling and his staff.
- Mr. Robertson giving hot and cold lecture, 1913, during the campaign to raise funds for a new building.
- Mr. W.H. Chang, expert typist and C.H.E. dictaphonist. He is blind.
- Professor Robertson’s lectures, ca. 1920
- Lay leaders from Baltimore YMCA meet Executive Secretary, Mr. Lawrence Hunt, at the Twelfth Street Branch YMCA, Washington, D.C.. From left to right: Mr. William Carter, member of the Boys' Work Committee at the Druid Hill Avenue Branch YMCA; Mr. Alp...
Mr. Robertson with Chang Poling and wife