Preparing pigeon message November 1917 (2)

Writing the message previous to fastening on bird. November, 1917.

A colourized version of the photo from the Vimy Foundation can be found here.

Credit: Canada. Dept. of National Defence/Library and Archives Canada/
Restrictions on use: Nil
Copyright: Expired 
Copy negative PA-002077
Item no. (creator) O-2180
Box (26)
Other accession no. 1964-114 NPC
Photographer: Rider-Rider, William, 1889-1979.
MIKAN no. 3381008