No surviving record of correspondence for this date. The Archive continues through witness accounts and official records.
Location unknown.
British and German forces clashed over the 'Triangle' crater at the Hohenzollern Redoubt.

"We dined in Cromwell Road, where Winston, Clemmie and their 3 children share Goonie Churchill’s nice house. ... Winston... 'I have a good deal to say of grave importance about the navy.'"
Searching 1912–1916 Archive