Series Is Presented Here As Two Variables--(1)--Original Data, 1934-1953 (2)--Original Data, 1953-1964. The Sec Statistical Bulletin Does Not Show Monthly Revised Back Data. Source: Survey Of Current Business, 1947 Statistical Supplement And Subsequent Issues; The Latest Figures Can Be Fund In The Securities And Exchange Commission Statistical Bulletin
This NBER data series m10118b appears on the NBER website in Chapter 10 at http://www.nber.org/databases/macrohistory/contents/chapter10.html.
NBER Indicator: m10118b
Release: NBER Macrohistory Database
National Bureau of Economic Research, New Corporate Securities Offered For Cash, Proposed Use of Estimated Net Proceeds Other Than New Money and Retirement of Securities for United States [M1018BUSM144NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M1018BUSM144NNBR/, August 29, 2015.