 HISTORY
  H09743/78--A short pile was located just offshore of a charted obstruction at lat. 47/47/03.4N, 122/29/19.9W.  PSR Item#12, an obstruction was located at lat. 47/47/03.4N, lon. 122/29/19.94W and bares 9 ft. at MLLW.  
  CL1049/69--USPS inves