00000nam 2200000zi 4500 9.952718 CaOODSP 20250626085153 m o d f cr bn||||||||| 250626e19590211oncd ob f000 0 eng d CaOODSP eng rda CaOODSP n-cn-on En57-56/293-1959E-PDF Thompson, F. D., author. The effect of hoar frost on fog formation and dissipation at Malton airport / by F.D. Thompson. [Toronto] : Meteorological Branch - Department of Transport - Canada, 11 Feb 59. 1 online resource (3 pages, 2 unnumbered pages) : graphs. text txt rdacontent computer c rdamedia online resource cr rdacarrier TEC ; 293 Caption title. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (page 3). "Fog occurred at Malton Airport on successive mornings, October 20 and 21, 1958. The marked contrast in the times of fog formation and dissipation seems to have resulted from the effects of hoar frost"--Page [1]. Fog Ontario Malton Observations. Ice fog Observations. Airports Visibility Ontario Malton Observations. Brouillard Ontario Malton Observations. Brouillard glacé Observations. Visibilité sur les aéroports Ontario Malton Observations. Canada. Meteorological Branch, issuing body. TEC ; 293. (CaOODSP)9.934253 PDF 241 KB https://publications.gc.ca/collections/collection_2025/eccc/en57/En57-56-293-1959-eng.pdf 672572426 CIR-3160