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DRAFT <br />Table 6. Tabulated Angles of Draw for Coal Mining in the United States and Europe <br />Country or District Brauner Wardell Newhall and Plein Pendleton Collins <br />(1973, p. 9) (1959, p. 530) (1934, p. 65) (1985) (1977) <br />Netherlands------- 35°-45° 35°-45° --------- -------- -------- <br />Ruhr----------------- 30°-45° --------- --------- -------- -------- <br />Lower Rhine------ ---------- 29°-39° <br />France-------------- 35° --------- <br />Great Britain------ 25°-35° 28°-40° <br />Poland-------------- ---------- 19°-34° <br />Pennsylvania----- 20° --------- <br />South Wales------ ---------- --------- <br />Colorado----------- ---------- --------- <br />20°-25° <br />32°-40° <br />21° <br />Page 21 of 57 <br />