Colliery Guardian, 1957 , HB,550pp + advertising pages

A description of the deep mines operated by the National Coal Board or under licence from NCB. Data for each mine includes its map reference, address, nearest railway station, telephone number, type of mineral extracted (coal, fireclay, ironstone etc), the names of the seams worked and the number of men employed above and below ground in 1961. Over 100 pages of adverts appear in the book as well as numerous pull out maps. (average condition)