David Hill Coolidge '54, long numbered as one of Boston's best-known lawyers, died at his apartments in Boston on Saturday morning. Mr. Coolidge was born in Boston in 1833.' He was graduated from the University with the degree of A.M. in the class of 1854, of which he was secretary. Admitted to the Suffolk bar in 1857, he was for 15 years Commissioner of Insolvency, and in 1865 was a member of the Massachusetts House of Representatives. Besides being active in business affairs, Mr. Coolidge was long and deeply interested in charities, and the work of dispensing relief.