The Collaborative International Dictionary of English v.0.48:

Scale \Scale\, v. t. [imp. & p. p. Scaled; p. pr. & vb. n.
   Scaling.]
   To weigh or measure according to a scale; to measure; also,
   to grade or vary according to a scale or system.
   [1913 Webster]

         Scaling his present bearing with his past. --Shak.
   [1913 Webster]

   To scale a debt, wages, etc. or To scale down a debt,
   wages, etc., to reduce a debt, etc., according to a fixed
      ratio or scale. [U.S.]
      [1913 Webster]