《有关煤的数据》一书,1994年由国家煤协会(NCA)编辑出版,该书共92页,是内容广泛的小册子,它包含了众多的表示近来煤矿工业状况及政府对采煤业统计的表格、图表及示意图。该书包括了有关煤的历史、美国诼世界煤资源、煤的生产劳动力、运输、煤及其能源利用方面的重要资料。它还含有国家煤协会成员公司的联系指南,国家及地方煤协会会员表、术语集及便于使用的煤/能源对比表。有需要者可随时从国家煤协会副总裁 The Coal Data book, edited and published by the National Coal Association (NCA) in 1994, is 92 pages in length with an extensive brochure covering the recent state of the coal mining industry and the government’s commitment to the coal mining industry Statistical tables, charts and diagrams. The book contains important information on the history of coal, the United States and the world’s coal resources, the production of coal, transport, coal and its energy use. It also contains contact guides for members of National Coal Associations, membership tables for national and local coal associations, glossary of terms, and easy-to-use coal / energy comparisons. Those in need may at any time from the vice president of the National Coal Association