00543nam a2200205 a 4500 BRCA_5691 20190320205200.0 020311t1929----enk#######---#000-0#eng-# eng enk TN43 .S55 1929 Skinner, Walter E. 14456 The Mining year book for 1929 Walter E. Skinner. Londres Walter E. Skinner 1929 1 v. (sin paginación) il. 21 cm. H12 Minería Anuarios 14457 GFM lcc B 5384 5384 0 0 0 0 BRCA BRCA 2011-03-02 H12 0 TN43 .S55 1929 (H12) 6127 2019-03-22 00:00:00 2019-03-22 B