Aerial photograph of the defence of a road as viewed from a balloon, [ca. 1918] Black and white print Photograph albums of the First World War Reference Code: C 224-8, Item C 224-0-0-10-21 Archives of Ontario, I0004831
![Aerial photograph of the defence of a road as viewed from a balloon, [ca. 1918]](../pics/4831-trenches-1520.jpg)