U-boat sighting
And here is that Lady Mary Monkswell diary entry about the U-boat (UC77 sunk off Flanders on July 14th 1918) that she witnessed on 8 June. @WW1IEPER1917 @LivesOfWW1 @VoicesFrom1918 pic.twitter.com/FKcUoRlV6O
— Dorset History Centre (@DorsetArchives) 16 July 2018