Members of the 189th Battalion, raised in Fraserville, Quebec, created this impressive garden to mark the entry to their encampment.
Prisoners of war in Germany were permitted to send just two letter forms like this per month. This South African airmen used one of his to write to a friend who worked with the Canadian Red Cross Society.
One of the many humorous postcards of the First World War, this one provided a recipe for defeating Imperial Germany.
The stamp features grain elevators, but the special cover pays tribute to the navy.
This cover refers to the song popularized by Vera Lynn that became an immediate hit in September 1939.
George Parker, a barber who enlisted in the CEF in September 1915, writes to his wife about his work procuring food for the officers' mess of his unit.
This postcard, showing the British lion mastering the German eagle, was a generic design - the word "Canadians" could be replaced with the name of another nationality or unit.
One of the many commemorative covers honouring the Canadian effort during the Second World War.
This patriotic cover, with the warship and crossed ensigns, honoured the Royal Canadian navy.
A soldier from Nova Scotia describes a brigade training march, involving 6000 men in a formation three miles long.
A typical sentimental postcard of French manufacture, sent by a Canadian soldier to his sister in Ontario in 1915.
This image of a couple kissing, sent by a Canadian soldier to his wife, would have been considered slightly racy at the time of the First World War.
This postcard was manufactured in England, probably not long before the 135th Battalion, raised in and around London, Ontario, was broken up for reinforcements.
Postcards of Valcartier, where the first units of the CEF concentrated before sailing to England in 1914, were a popular souvenir during the First World War. This image shows units from Montreal.
Another of the many special covers sold in wartime, this one with a V-shaped bomber formation and a V for Victory Morse code cancellation.
When this cover was mailed in July 1942, the tide of the war had not actually turned yet - but at least the Allies had come to, as Winston Churchill would say, "the end of the beginning."
In this card to his family, Andrew Brider of Hamilton, Ontario, described having tea with royalty at Windsor Castle in 1917.
George Faatz enlisted in St Thomas, Ontario, in September 1915, and survived to send this card to a friend on the day the armistice came into effect. At any other time in the war, the card would have been destroyed by censors because of his hand-written note at the top.
The stamp and cachet on this first day cover honoured Canadian-made corvettes, which were vital as convoy escorts during the Second World War.