My Dad Rep'ed for Walsh Body for almost 40 years. The main office was located in Somerville Ma. on Prospect St.. Without a succession Plan for an aging Management force, the company folded in the early 80's.
Their trailer line was manufactured in Haverhill. Walsh ceased manaufacturing trailers in the early 70's(?) and stuck to box vans and representing Blue Bird School Busses for Maine, NH and MA.