#9901 - 1c(3) Admiral - Lambton County-Mandamin,Ont single broken circle [ 19.5 mm ]-No 23 1918 - only one date listed in Bruce Graham's Ontario broken circles book , Mr 20 1920
Member of the Canadian Stamp Dealers Association and have been serving the collector since 1975.
Canadian buyers - I will cover your GST/HST costs .