The 50th Regiment Massachusetts Volunteer Infantry Association Records includes a record book and list of member signatures. The record book was created by the executive committee and documents committee meetings, reports, and regimental reunions from 1880 to 1925. The list of member signatures documents members of the 50th Regiment, who participated in the National Defense Test Day on September 12, 1924 in Salem, Massachusetts at the Headquarters of the 102d Field Artillery Massachusetts National Guard.