The Collaborative International Dictionary of English v.0.48:

Helm \Helm\, v. t. [imp. & p. p. Helmed; p. pr. & vb. n.
   Helming.]
   To steer; to guide; to direct. [R.]
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         The business he hath helmed.             --Shak.
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         A wild wave . . . overbears the bark,
         And him that helms it.                   --Tennyson.
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