C.B.
' Thunderstorms '
(under the auspices of the Royal Meteorological Society)
DR. SIMPSON has been
Director of the Meteorological Office since 1920. He has been on the staff of the Indian Meteorological Department, and investigated the electrical conditions of the atmosphere in Lapland, and lie waa Physicist to the British Antarctic Expedition of 1910-12. Readers will remember his article in The Radio Times of September 10, in which he explained the real meaning of the more cryptic phrases ih the Weather Reports.