Army Number: 7883962 Rank: Corporal Name: Ralph ARCHER, MiD Unit: 3 Royal Tank Regiment London Gazette : 20 September 1945 https://www.thegazette.co.uk/London/issue/37274/supplement/4683/data.pdf The KING has been graciously pleased to approve that the following be Mentioned in recognition of gallant and distinguished services in the Defence of Calais in May, 1940. R.T.R. 7883962 Cpl. R. ARCHER (killed in action).
London Gazette : 20 September 1945 https://www.thegazette.co.uk/London/issue/37274/supplement/4683/data.pdf
https://www.cwgc.org/find-records/find-war-dead/casualty-details/2278631/ralph-archer/ CORPORAL RALPH ARCHER Service Number: 7883962 Regiment & Unit: 3rd Royal Tank Regiment, R.A.C. Date of Death: 23 May 1940 Age 31 years old Buried or commemorated at ARDRES COMMUNAL CEMETERY Grave Reference: Grave 12. Location: France
See also: https://www.britishmilitaryhistory.co.uk/wp-content/uploads/sites/124/2021/05/2.-Thursday-23-May.pdf