Sep 27 1917 Royal Garrison Artillery (RGA) firing a 6 inch 26cwt…

Sep 27 1917 Royal Garrison Artillery (RGA) firing a 6 inch 26cwt howitzer in the ruins of Ypres… https://t.co/LyZBLNGKIn http://twitter.com/ThisDayInWWI/status/912817164171616257