servercc.oakton.edu

Sandra Wittman provides a history, description of types and operation, bibliography, photographs.

URLs from servercc.oakton.edu:

URL: http://servercc.oakton.edu/~wittman/mills/mills.htm URL: http://servercc.oakton.edu/~billtong/bnsp/bushsong.htm URL: http://servercc.oakton.edu

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