|Alternative reference number
|Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to the Librarian of the U.S. Department of Agriculture Library; Washington, U.S.A.
|8 August 1921
|Suggests that the Librarian subscribe to the Catalogue of Scientific Papers through application to the Cambridge University Press. Notes, however, that he will send a note to the Press enclosing their payment vouchers.