Solar eclipses and the ionosphere:  a symposium held under the auspices of the international council of scientific unions mixed commission on ther ionosphere in london in august 1955 

 - London  Pergamon press  1956 
 - ix, 330p. 
<br/><br/><label>Subjects--Index Terms: </label>Solar eclipses  Ionosphere 
<br/><br/><label>Dewey Class. No.: </label>523.7/8  / BEY