manifolding

from The Collaborative International Dictionary of English v.0.48

Manifold \Man"i*fold\, v. t. [imp. & p. p. {Manifolded}; p. pr.
   & vb. n. {Manifolding}.]
   To take copies of by the process of manifold writing; as, to
   manifold a letter.
   [1913 Webster]