Up for auction: Vintage Unused 1968 Michigan Boat Inspection Maximum Passenger Metal Plate Tag Sign. Approximate Measurements 5" x 2 1/2". New Old Stock from a closed down dealership. There is shelf wear from years of storage. Please see photos for best description of cosmetic condition and style. **This is a stock photo. The serial number on each plate is different and will vary from that shown in the photographs. Please take a look at pictures to get a better idea of cosmetic condition and style and feel free to contact me if you have any questions.