CM & St.P. Matawan Depot Film Negatives. Size: 1 3/8" x 7/8" black & white; pictured is a depot on right, a windmill & water tower in center rear, an elevator on left, railroad tracks run from left center rear to front right, electrical wires & poles are visible; identified as C.M. & St.P. Depot in Matawan, Huntting Elevator Company elevator