1917
April 15. 15 shells fell on the cathedral. The chapel of the Cardinal ruined.
April 19. 20 shells on the cathedral. The north tower, vaults and transept injured.
The cathedral was subjected to other injuries on April 20 (2 shells), April 21 (8 shells), April 22 (3 shells), April 23 and April 24. The angle of the south transept and the chevet was particularly hurt on the date last named.