Papers of the Sykes family of Sledmere > Papers of Sir Mark Sykes (1879-1919) (Second deposit of Papers of the Sykes family) > Correspondence > File. General correspondence, letters and telegrams to Mark Sykes > Letter from F. Wyvill, Secretary, the National Union of Conservative and Constitutional Associations, (Yorkshire Division), 19, East Parade, Leeds, about how the General Election can be won.