Basic Details Surname Henderson Forenames John F Gender Male Information stated on memorial War First World War (1914-1918) Served or died Unknown Primary Service As stated on memorial Unit (Primary - Stated) B. Watch Rank / Title (Primary - Stated) Pte Our References Service (Primary - Our reference) Canadian Army Unit (Primary - Our reference) The Black Watch (Royal Highlanders) Rank / Title (Primary - Our reference) Private