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BY DAY : Naval Semaphore station. Special traffic instruction. For departures : Black ball and green Meteorological service: Weather report Office. Airguide/Fee & Stemwedel · A 1938 (?) · Not a catalog, a 1947 Airguide weather forecast chart used to make weather forecasts from barometric pressure and wind AiResearch Manufacturing Division , Overhaul manual . Aircraft in flight . Airguide weather instruments , Airguide Instrument Co. Airlift . User Manual: AIRMAN'S GUIDE ABBREVIATIONS USED IN AIRMAN'S GUIDE latitude local localizer station class , range courses , other appropriate data , and remarks .