(form "00142" (size 68 12)
  (help "00142_TIP_0")
  (heading "INSPECT/ALTER A GRID CELL")
  (label (position 28  3) (text "Grid limits"))
  (label (position  6  4) (text "Step size"))
  (label (position 27  4) (text "Minimum"))
  (label (position 48  4) (text "Maximum"))
  (label (position  3  5) (text "Y"))
  (label (position  3  6) (text "X"))
  (label (position 21  8) (text "Select the grid cell of interest"))
  (label (position 24  9) (text "Y"))
  (label (position 24 10) (text "X"))
  (field "ystep" (position  6  5) (display_length 16) (input disallowed))
  (field "ymin" (position 27  5) (display_length 16) (input disallowed))
  (field "ymax" (position 48  5) (display_length 16) (input disallowed))
  (field "xstep" (position  6  6) (display_length 16) (input disallowed))
  (field "xmin" (position 27  6) (display_length 16) (input disallowed))
  (field "xmax" (position 48  6) (display_length 16) (input disallowed))
  (field "yval" (position 27  9) (display_length 16) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 16))
  (field "xval" (position 27 10) (display_length 16) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 16))
  (default_buttons)
)