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 A Brown, secretary, York Passenger Signalmen's Annual Dinner, 9 Butcher Terrace, Bishopthorpe Rd., York, inviting Captain Sykes to contribute towards the social gathering.