|Alternative reference number
|Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Sir Charles [Frederick Arden] Close, FRS
|30 May 1919
|Asks for an estimate of the date on which the maps to accompany Mr. Walker's Magnetic Survey will be ready for delivery.
Fellows associated with this archive
|Arden-Close; Sir; Charles Frederick (1865 - 1952)
|1865 - 1952