National Geodetic Survey,   Retrieval Date = OCTOBER 11, 2003
 CZ1813 ***********************************************************************
 CZ1813  DESIGNATION -  REEF ROCK LOOKOUT TOWER
 CZ1813  PID         -  CZ1813
 CZ1813  STATE/COUNTY-  AZ/PIMA
 CZ1813  USGS QUAD   -  MICA MOUNTAIN (1981)
 CZ1813
 CZ1813                         *CURRENT SURVEY CONTROL
 CZ1813  ___________________________________________________________________
 CZ1813* NAD 83(1992)-  32 13 11.34414(N)    110 32 36.26748(W)     ADJUSTED  
 CZ1813* NAVD 88     -                                                        
 CZ1813  ___________________________________________________________________
 CZ1813  LAPLACE CORR-           2.76  (seconds)                    DEFLEC99
 CZ1813  GEOID HEIGHT-         -27.64  (meters)                     GEOID99
 CZ1813
 CZ1813  HORZ ORDER  -  THIRD
 CZ1813
 CZ1813.The horizontal coordinates were established by classical geodetic methods
 CZ1813.and adjusted by the National Geodetic Survey in August 1993.
 CZ1813
 CZ1813
 CZ1813.The Laplace correction was computed from DEFLEC99 derived deflections.
 CZ1813
 CZ1813.The geoid height was determined by GEOID99.
 CZ1813
 CZ1813;                    North         East     Units   Scale      Converg.
 CZ1813;SPC AZ C     -   136,067.090   342,805.463   MT  1.00010657 +0 43 56.2
 CZ1813;UTM  12      - 3,564,892.666   543,024.577   MT  0.99962283 +0 14 36.4
 CZ1813
 CZ1813                          SUPERSEDED SURVEY CONTROL
 CZ1813
 CZ1813  NAD 83(1986)-  32 13 11.35076(N)    110 32 36.25699(W) AD(       ) 4
 CZ1813  NAD 27      -  32 13 11.06000(N)    110 32 33.96000(W) AD(       ) 3
 CZ1813
 CZ1813.Superseded values are not recommended for survey control.
 CZ1813.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 CZ1813.See file dsdata.txt to determine how the superseded data were derived.
 CZ1813
 CZ1813_U.S. NATIONAL GRID SPATIAL ADDRESS: 12SWA4302564893(NAD 83)
 CZ1813_MARKER: 57 = LOOKOUT TOWER
 CZ1813
 CZ1813  HISTORY     - Date     Condition        Report By
 CZ1813  HISTORY     - 1946     FIRST OBSERVED   USGS
 CZ1813  HISTORY     - 1947     GOOD             CGS
 CZ1813
 CZ1813                          STATION DESCRIPTION
 CZ1813
 CZ1813'DESCRIBED BY US GEOLOGICAL SURVEY 1946
 CZ1813'NOT OCCUPIED.
 CZ1813'
 CZ1813'LOCATED ON MICA MTN.
 CZ1813'
 CZ1813'NOTE--MAY BE SAME STATION AS NGS REEF ROCK LO.
 CZ1813
 CZ1813                          STATION RECOVERY (1947)
 CZ1813
 CZ1813'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1947 (DHK)
 CZ1813'A STANDARD U.S. FOREST SERVICE LOOKOUT CONSISTING OF A CAB
 CZ1813'ON TOP OF STRUCTURAL STEEL ABOUT 100 FEET HIGH.  LOCATED ON
 CZ1813'THE RINCON MOUNTAINS ABOUT 26 MILES DUE EAST OF TUCSON AND
 CZ1813'IN THE CORONADO NATIONAL FOREST.  THE CENTER OF THE TOP
 CZ1813'OF THE CAB WAS THE POINT OBSERVED ON.