| Description | Conference of Statisticians, 1928; Douglas Social Credit Scheme, Clay, 1933; Purchasing Power Parity, Clay, 1934; Sir Wilmot Lewis (interview, 1938); United Kingdom (UK) debt to the United States (US), 1938; the US, 1939; Ottawa, 1939; Sir Gordon Nairne: assessment as Chief Cashier, 1943. |