Question:
Who was the chair of American Alliance of Museums in Mar, 1906?

Context:
 Hermon Carey Bumpus is the chair of American Alliance of Museums from Jan, 1906 to Jan, 1907. 
 Laura L. Lott is the chair of American Alliance of Museums from Jun, 2015 to Dec, 2022. 
 William Jacob Holland is the chair of American Alliance of Museums from Jan, 1908 to Jan, 1909.

Answer:
Hermon Carey Bumpus