Description Argent Lumber Co. #4, a 1909 Porter, had been on static display at Edaville Tourist Railroad in the cranberry region of Massachusetts. Richard May later purchased it, and eventually sold it to CAMA. #4 spent a good portion of it's worklife hauling logs out of the southern swamps near Hardeeville SC. It was taken out of work service in 1959.CAMA stands for Connecticut Antique Machinery Assn. it is in Kent, Connecticut.