by
Williams, Richard, 1933-
Format:
Video disc
Publication Date
2009 2001
Excerpt:
, wave and whip : Stagger timings ; The side to side vibration formula ; Whip action ; Wave action
by
Goetsch, David L.
Format:
Books
Publication Date
2002
Excerpt:
hygiene: toxic substances and confined spaces -- Radiation hazards -- Noise and vibration hazards
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