﻿320 
  Geological 
  Survey 
  of 
  Louisiana 
  [Sect. 
  

  

  one 
  by 
  the 
  fence 
  E. 
  of 
  the 
  school 
  house 
  yard, 
  one 
  by 
  the 
  fence 
  

   south 
  of 
  the 
  same 
  building 
  mark 
  an 
  east 
  and 
  west 
  line. 
  The 
  

   westerly 
  side 
  of 
  the 
  new 
  brick 
  jail 
  has 
  a 
  bearing 
  of 
  N. 
  14° 
  32.7'E. 
  

  

  Line 
  atid 
  Monuments 
  Established 
  by 
  U. 
  S. 
  Engineers 
  Near 
  Harrisonbtirg 
  

  

  '' 
  Permanent 
  refereyiee 
  line, 
  Bushley, 
  Ouachita 
  River 
  survey, 
  is 
  

   in 
  Catahoula 
  parish, 
  La., 
  on 
  the 
  right 
  bank 
  of 
  the 
  river, 
  about 
  

   two 
  kilometers 
  below 
  the 
  town 
  of 
  Harrisonburg. 
  The 
  line 
  is 
  

   marked 
  by 
  a 
  gas 
  pipe 
  in 
  a 
  manner 
  similar 
  to 
  P. 
  R. 
  L., 
  Columbia. 
  

  

  Permanent 
  reference 
  point 
  is 
  about 
  200 
  meters 
  south 
  of 
  the 
  

   mouth 
  of 
  Bushley 
  bayou, 
  at 
  edge 
  of 
  wood-line, 
  and 
  about 
  325 
  

   meters 
  back 
  from 
  right 
  bank 
  of 
  river. 
  Witness 
  trees 
  blazed 
  with 
  

   triangular 
  blazes, 
  as 
  follows 
  : 
  

  

  Maple, 
  0.4 
  meter 
  diameter, 
  18 
  meters, 
  320° 
  30'. 
  

  

  Pecan, 
  0.3 
  meter 
  diameter, 
  21 
  meters, 
  14° 
  00'. 
  

  

  Cypress, 
  i.o 
  meter 
  diameter, 
  6 
  meters, 
  265° 
  45'. 
  

  

  Elevation, 
  24.20 
  meters, 
  [Cairo 
  Datum.] 
  

  

  ' 
  'Perynanent 
  azitnuth 
  point'xs 
  about 
  midway 
  of 
  old 
  Scott 
  planta- 
  

   tion, 
  on 
  large 
  mound 
  (first 
  near 
  river 
  above 
  Bushley 
  bayou), 
  

   about 
  140 
  meters 
  back 
  from 
  right 
  bank 
  of 
  river. 
  Witness 
  trees, 
  

   blazed 
  with 
  triangular 
  blazes, 
  as 
  follows 
  : 
  

  

  Honey 
  Locust, 
  0.2 
  meter 
  diameter, 
  8 
  meters, 
  340° 
  45'. 
  

  

  Sweet 
  Gum, 
  0.2 
  meter 
  diameter, 
  13 
  meters, 
  110° 
  20'. 
  

  

  Sweet 
  Gum, 
  0.4 
  meter 
  diameter, 
  19 
  meters, 
  240° 
  05'. 
  

  

  Azimuth, 
  P. 
  R. 
  P. 
  to 
  P. 
  A. 
  P., 
  155° 
  43'." 
  

  

  Other 
  Localities 
  Where 
  Azifnuth 
  Lines 
  are 
  Established 
  by 
  the 
  U. 
  S. 
  

  

  Engineers 
  

  

  Shreveport 
  base 
  line, 
  tertiary 
  triangulations 
  of 
  Red 
  river, 
  is 
  in 
  

   Bossier 
  parish. 
  La., 
  on 
  the 
  left 
  bank 
  of 
  Red 
  river, 
  opposite 
  the 
  

   town 
  of 
  Shreveport. 
  Both 
  ends 
  of 
  the 
  base 
  are 
  marked 
  alike 
  

   with 
  an 
  underground 
  stone 
  slab 
  and 
  iron 
  pipe 
  rising 
  above 
  

  

  ground. 
  The 
  underground 
  mark 
  is 
  a 
  piece 
  of 
  limestone 
  46 
  cen- 
  

  

  u.s. 
  

   timeters 
  square, 
  and 
  15 
  centimeters 
  thick, 
  marked 
  o 
  with 
  a 
  

  

  spherical 
  headed 
  copper 
  bolt 
  leaded 
  in 
  the 
  center 
  of 
  the 
  upper 
  

   face. 
  The 
  pipe 
  is 
  cast 
  iron, 
  12 
  centimeters 
  in 
  diameter, 
  and 
  1.2 
  

  

  