Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. Interpretation of Law or Regulation: All Water Heaters with Storage Tank Capacity of 85 Gallons or Less Included in Classification "Water Heaters Designed for Household Use", Number S-365, Volume 55, Page 334,
Mimeograph Letters and Statements of the Board.
Board of Governors of the Federal Reserve System (U.S.), 1935-.
https://fraser.stlouisfed.org/archival/4957/item/509660, accessed on September 16, 2026.