Canadian. 1958. Single sided porcelain (SSP). Marked, "P&M 58" lower center edge (Porcelain & Metal Products, Orillia, Ontario). Minor to moderate porcelain losses surrounding each of the four factory mounting holes and at the extreme edges. Scattered surface scratches including a concentrated patch near the center. One BB hit within the lower left margin. Minor uniform fade. Gary Archer Collection. 11.5" diameter.