United States Government Publishing Office publisher pbl distributor dst United States Commerce Department National Institute of Standards and Technology (NIST) author aut Government Organization National Bureau of Standards. author aut text government publication eng GOVPUB Executive Agency Publications executive 2018-12-18 Commerce Department 1938-03-11 monographic deposited born digital 6 digital object pages C 13. https://www.govinfo.gov/app/details/GOVPUB-C13-a4ffc1e7e7921ff147ec93ff59e652fc P0b002ee19e2d8b1c on1054788338 (OCoLC)1054788338 DGPO 2018-12-18 2026-07-06 GOVPUB-C13-a4ffc1e7e7921ff147ec93ff59e652fc machine generated eng fdlp C13 GOVPUB-C13-a4ffc1e7e7921ff147ec93ff59e652fc a4ffc1e7e7921ff147ec93ff59e652fc GOVPUB NBS Letter Circulars NOTE: THE “DATE ISSUED” ABOVE MAY DEFAULT TO JANUARY 1ST OF A GIVEN YEAR. TO THE VIEW THE MOST ACCURATE DATE OF ISSUE, REVIEW THE TITLE PAGE OF THE PUBLICATION. The National Bureau of Standards (NBS) Letter Circulars 1-1040 are mimeographed, irregularly published lists of NBS publications and references, and general information concerning specific subjects upon which popular interest had been demonstrated by inquiries addressed to NBS. Beginning with Letter Circular 1041, the series changed from a report format to that of brochures, booklets, and charts. National Institute of Standards and Technology Commerce Department. National Institute of Standards and Technology. 1938 1938-03-11 https://www.govinfo.gov/app/details/GOVPUB-C13-a4ffc1e7e7921ff147ec93ff59e652fc https://www.govinfo.gov/content/pkg/GOVPUB-C13-a4ffc1e7e7921ff147ec93ff59e652fc/pdf/GOVPUB-C13-a4ffc1e7e7921ff147ec93ff59e652fc.pdf Heating Equipment as Related to Low-Cost Housing National Bureau of Standards -- Periodicals United States National Bureau of Standards creator National Bureau of Standards. National Institute of Standards and Technology (U.S.) mdu U.S. Dept. of Commerce, National Institute of Standards and Technology 1938-03-11. monographic 1 online resource : text technical report eng National Bureau of Standards. March 11, 1938. Title from PDF title page (viewed September 27, 2018). Includes bibliographical references. Mode of access: World Wide Web. Systems requirements: Adobe Acrobat PDF reader. United States National Bureau of Standards -- Periodicals https://doi.org/10.6028/NBS.LCIRC.502L heating equipment as related to low-cost housing heating equipment as related to low-cost housing