MacDonald, Alexander Forsyth, 1897-1965 · Port Credit, Ont. : Aviation Service Corporation · leaf 50
ws the state of the weather, weshall see that in the High Pressure Areas it is usuallyfine and clear, probably cooler, while in the LowPressure Areas it is generally rainy and cloudy on theeast side, and probably fine on the west side. Theweather, in fact, is intimately connected with the shapeof… … Fig. 7. Low Pressure Area, showing also a Secondary Low. 16 From The Ground Vp Some are much deeper than others. A deep Depres-sion is one where the barometer is very low in thecentre and the Isobars are rather close together. Ashallow Depression is low in the centre, but not muchlower than the…
Airplanes
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