Camp Bartlett summer training facility of the Massachusetts Army National Guard in Westfield, Massachusetts from 1905 to around 1918. It later became a mobilization camp for the 26th Division for World War I. The site was later reused as Barnes Municipal Airport and Barnes Air National Guard Base.
Coordinates: 42°9′36.90″N 72°43′2.88″W / 42.1602500°N 72.7174667°W