The Collaborative International Dictionary of English v.0.48:

Workmanship \Work"man*ship\, n.
   1. The art or skill of a workman; the execution or manner of
      making anything.
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            Due reward
            For her praiseworthy workmanship to yield.
                                                  --Spenser.
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            Beauty is nature's brag, and must be shown . . .
            Where most may wonder at the workmanship. --Milton.
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   2. That which is effected, made, or produced; manufacture,
      something made by manual labor.
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            Not any skilled in workmanship embossed. --Spenser.
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            By how much Adam exceeded all men in perfection, by
            being the immediate workmanship of God. --Sir W.
                                                  Raleigh.
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WordNet (r) 3.0 (2006):

workmanship
    n 1: skill in an occupation or trade [syn: craft,
         craftsmanship, workmanship]