82
Published 1827
[s.n.]
Subjects: ...Coal mines and mining / Pennsylvania...

83
by Jones, Eliot
Published 1914
Harvard University Press
Subjects: ...Anthracite coal...

84
Published 1845
[s.n.]
Subjects: ...Coal and coal mining / Accidents / England / Haswell...

85
by Mitchell, William
Published 1844
J. Williams
Subjects: ...Coal mines and mining / Great Britain...

86
by Mitchell, William
Published 1844
J. Williams
Subjects: ...Coal mines and mining / Great Britain...

87
by Mitchell, William
Published 1844
J. Williams
Subjects: ...Coal mines and mining / Great Britain...

89
Published 1762
s.n
Subjects: ...Coal / Transportation / England / London...

90
Published 1762
s.n
Subjects: ...Coal / Transportation / England / London...

91
Published 1981
American Chemical Society
Subjects: ...Coal...

93
Published 1977
American Chemical Society
Subjects: ...Coal / Magnetic separation...

95
Published 1982
American Chemical Society
Subjects: ...Coal / Carbonization...

97
by Citizen of Edinburgh
Published 1793
- 1793. Printed for Geo. Reid, Edinburgh Herald Office, and to be had at the Printing-House Forrester's Wynd
Subjects: ...Coal / Scotland...

99
by Hair, T. H.
Published 1844
J. Madden
Subjects: ...Coal mines and mining / England / Durham (County)...