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 W. Wilson, Honorary Secretary, Amalgamated Society of Railway Servants, England, Ireland, Scotland and Wales, Hull Central Branch, 137, Woodcock Street, Hull, inviting Major Sykes to their Annual Anniversary and enclosing a complimentary ticket