Authors: Johnson, GAL Dunham, KC

Citation: Gal. Johnson et Kc. Dunham, Emplacement of the Great Whin Dolerite Complex and the Little Whin Sill inrelation to the structure of northern England, P YORKS G S, 53, 2001, pp. 177-186

Authors: Dunham, KC Young, B Johnson, GAL Colman, TB Fossett, R

Citation: Kc. Dunham et al., Rich silver-bearing lead ores in the Northern Pennines?, P YORKS G S, 53, 2001, pp. 207-212