Papers of the Sykes family of Sledmere > Papers of Sir Mark Sykes (1879-1919) (Second deposit of Papers of the Sykes family) > Correspondence > File of general correspondence. Letters and telegrams to Mark Sykes > Letter to Mr Wilson, Private Secretary to Colonel Sykes, from F. Thornton, Honourable Secretary, Driffield Working Men's Constitutional Club, Driffield, reminding him of the Annual Tea.