Contents

28 May 1965
Vol 148, Issue 3674

About The Cover

Lightning in the volcano cloud over Surtsey, Iceland, at 1925 to 1926:30 hours, Icelandic Mean Time on 1 December 1963 (90-second exposure). The altitude (top of the picture) over Surtsey is estimated to be about 8 kilometers. See page 1179. [S. Jo´nasson]