|Alternative reference number
|Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to the Secretary of the Royal Commission on Wheat Supplies
|30 January 1919
|Informs the Secretary that the Grain Pests (War) Committee have issued a Memorandum on Acarids [Mites] occurring in Stored Grain and Flour. Asks the Secretary to provide the names and addresses of any associations representing the Grain and Milling Trade in London to which this Memorandum could be sent.