     
HISTORY
USGS QUAD--PETERSBURG(C-2)1951; ROCK AWASH SCALED FROM QUAD IN LAT 56-40-49N, 
 LONG 132-39-10W. (ENTERED 1/87 RWD)                                          
H10256/87--OPR-0358-RA-87; LEDGE UNC 13FT WAS LOCATED AT LAT 56-40-50.51N,  
