(form "50119" (size 71 16)
  (heading "QUANTITIES SPECIFICATION")

   (scroll_block "quantities" (position  4  4) (size 61  7)
     (extra  0  1)
     (scroll_size  155 7)
     (repeat interactive (grow  0  1) (instances  1 (min  1) (max  50)))
    (main
       (field "name" (position  5  7) (display_length  8) (input allowed)
         (null disallowed) (max_length 8))
       (field "range" (position 15  7) (display_length 10) (input allowed)
         (max_length 32)
         (format range) (null disallowed))
      (field "from_grade" (position 30  7) (display_length  6) (input allowed)
        (max_length 16)
        (translate upper) (format real_8))
      (field "to_grade" (position 40  7) (display_length  6) (input allowed)
        (max_length 16)
        (translate upper) (format real_8))
      (field "sg" (position 50  7) (display_length  5) (input allowed)
        (max_length 16)
        (translate upper) (null disallowed))
      (field "thick" (position 60  7) (display_length  5) (input allowed)
        (max_length 16)
        (translate upper) (null disallowed))
    )
  )

  (field "limiting_material" (position 53  3) (display_length  2) (input allowed)
    (low_bound 1) (high_bound 6)
    (format integer_4) (null disallowed) (max_length 2))

  (default_buttons)
)