[EARTHQUAKE EPICENTERS, NORTH ATLANTIC]
Heezen et al., PL. 30
[LOCATION OF PDR RECORDS AND BOTTOM PHOTOGRAPHS REPRODUCED AS ILLUSTRATIONS.]
Transcriber's Notes:
The large diagram for plate 1 mentioned in the note on p. [v] is missing. It was not physically attached to the book per note.
Silently corrected simple spelling, grammar, and typographical errors.
Retained anachronistic and non-standard spellings as printed.