Supplemental Estimates of Appropriations for the National Advisory Committee for Aeronautics, Fiscal Years 1941 and 1942. Communication from the President of the United States Transmitting Supplemental Estimates of Appropriations for the Fiscal Years 1941 and 1942, Amounting to $1,340,000, and a Draft of a Proposed Provision Relating to an Existing Authorization, All for the National Advisory Committee for Aeronautics. May 27, 1941. -- Referred to the Committee on Appropriations and Ordered to be Printed PDF Download