Postcard view. Photo number 48. Caption: 'Church Parade, Sarcee Camp, Calgary, 1915'. Copied from PA-2894-4. Drumhead service (This is a tradition going back for centuries that soldiers in the field, without recourse to their chapels or churches on Sunday, would lay their drums neatly, consecrate them by laying their standards on them, and use them as an altar). Officers seated on grass in foreground.