CANADA 1937 KGVI DEFINITIVES FIRST DAY COVER, OTTAWA
1c, 2c and 3c KGVI definitives on Ottawa Philatelic Society cover to the USA signed by secretary E A Atwell with wavy line and OTTAWA, ONT circular cancel dated APR 1 1937, the first day of issue. Generally fine. SG357-359, SC231-233
