United States Government Publishing Office publisher pbl distributor dst United States Commerce Department National Institute of Standards and Technology (NIST) author aut Government Organization Central Radio Propagation Laboratory. author aut text government publication eng GOVPUB Executive Agency Publications executive 2020-07-08 Commerce Department 1959-06-30 monographic deposited born digital 54 digital object pages C 13. https://www.govinfo.gov/app/details/GOVPUB-C13-e026f917ca0eefa7ff20215b747f749f P0b002ee1a759f758 ocn995168863 (OCoLC)995168863 DGPO 2020-07-08 2026-07-04 GOVPUB-C13-e026f917ca0eefa7ff20215b747f749f machine generated eng fdlp C13 GOVPUB-C13-e026f917ca0eefa7ff20215b747f749f e026f917ca0eefa7ff20215b747f749f GOVPUB NBS CRPL-F Part B: Solar-Geophysical Data 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 NBS CRPL-F series, Part B: Solar-Geophysical reports are bulletins comprised of ionospheric data gathered by the National Bureau of Standards (NBS) Central Radio Propagation Laboratory (CRPL) in the course of its research and service activities. The data was made available for use in research on radio propagation and the ionosphere, and in other geophysical applications. The seres was continued in part in the series Ionospheric Data, CRPL-F, published by NBS; and in the series CRPL-F: Solar-Geophysical Data, published by the U. S. Environmental Science Services Administration Institute for Telecommunication Sciences. National Institute of Standards and Technology Commerce Department. National Institute of Standards and Technology. 1959 1959-06-30 https://www.govinfo.gov/app/details/GOVPUB-C13-e026f917ca0eefa7ff20215b747f749f https://www.govinfo.gov/content/pkg/GOVPUB-C13-e026f917ca0eefa7ff20215b747f749f/pdf/GOVPUB-C13-e026f917ca0eefa7ff20215b747f749f.pdf Central Radio Propagation Laboratory creator Central Radio Propagation Laboratory. National Institute of Standards and Technology (U.S.) Central Radio Propagation Laboratory. mdu U.S. Dept. of Commerce, National Institute of Standards and Technology 1959-06-30. monographic 1 online resource : text technical report eng Central Radio Propagation Laboratory. June 30, 1959. Title from PDF title page (viewed July 6, 2017). Includes bibliographical references. Mode of access: World Wide Web. Systems requirements: Adobe Acrobat PDF reader. https://doi.org/10.6028/NBS.CRPL-F-B.178