‘November 26 1917 — We were given a gas …

‘November 26 1917 — We were given a gas mask test with tear gas, first breathing in till the
tears ran and then putting on the masks to show how well they worked. Went out
to get wood among the batteries across the road, chopping up the trees that had
been cut down by yesterday’s bombardment. The afternoon was remarkably clear;
but it hailed violently at supper time… The English have made a wonderful
advance at Cambrai.’

American ambulance driver’s diary in
Marne, France – Diary of Jerome Preston – WW1, France, American soldiers gas mask
drill in the woods.