HISTORY
  LNM60/59--SOURCE NOT AVAILABLE; THE SUBMERGED PILE ORIGINATES ì
WITH THE HANDWRITTEN NOTE ON THE AID PROOF OF DEC. 1, 1959 "ADD ì
SUBM PILE AT FORMER POSITION OF LT. PER C.G. (L.N.M. 60/59)" AND ì
APPLIED JUNE 19, 1961.  (ENTERED 4/96 BY MB