Johnson, W. R. 1. (1841). Notes on the use of anthracite in the manufacture of iron: With some remarks on its evaporating power. Boston: C.C. Little and J. Brown.

Johnson, Walter R. 1794-1852. Notes On the Use of Anthracite in the Manufacture of Iron: With Some Remarks On Its Evaporating Power. Boston: C.C. Little and J. Brown, 1841.

Johnson, Walter R. 1794-1852. Notes On the Use of Anthracite in the Manufacture of Iron: With Some Remarks On Its Evaporating Power. Boston: C.C. Little and J. Brown, 1841.