00586cam a2200193 4500 377782828 TxAuBib 20170331120000.0 180712s2018||||||||||||||||||||||||eng|u 57491 Project Gutenberg PGUSA eng TxAuBib Grierson, William Wylie, 1863-1935. Great Western Railway Instructions [Gutenberg] / William Wylie Grierson. Project Gutenberg, 2018. Public domain in the USA. Text. Railroad rails. http://www.gutenberg.org/ebooks/57491 TXTLL