HISTORY
H7867/50--CS256; IRON PIPE, BARES 4 FT AT MHW, LOCATED BY SEXTANT. POSITION   
 (SCALED (1:10,000) IN 37-59-34.0N, 122-22-32.6W.                             
H10080/83--OPR-L123-RA-83; IRON PIPE (BARES 6FT AT MHW) 8 INCH. DIA. CONCRETE 
 FILL