Group of Pere Marquette Railroad Items - Adams & Westlake Lantern w/ Short Red Globe, Adlake Switch Locks, and Brass Key A group of items for the Pere Marquette Railroad including an Adams & Westlake lantern with Corning short red globe, embossed P.M. on the shoulder. The globe is cast with Adlake Kero on the side. Last patent date of 4 1935. Also includes an Adlake switch lock stamped PM Ry on the body and a working A&W Co. brass barrel key stamped PMRR on one side of the hilt and 4216 S on the other side. The key shows a worn and cracked bit and pocket wear. Also includes a steel Adlake switch lock stamped with PM on the body with a 1920 patent date. No key. See photos for best description.