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 > Invitation to Mark Sykes Esq and Lady, to the opening of the Natural History Extension to the Municipal Museum, Albion St, Hull, on Saturday November 12th 1910.