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1
Published 1890
Subjects and Genres: ';
“...Gas manufacture and works Equipment and supplies....”
Record Source:
Published Materials
Book
2
Published 1938
“...Philadelphia Gas manufacture and works....”
Record Source:
Published Materials
Book
3
4
Published 1942
“...Philadelphia (Pa.) Gas manufacture and works....”
Record Source:
Published Materials
Book
5
6
Published 1944
“...Philadelphia (Pa.) Gas manufacture and works....”
Record Source:
Published Materials
Book
7
Published 1907
“...Philadelphia (Pa.) Gas manufacture and works....”
Record Source:
Published Materials
Book
8
9
10
Published 1946
“...Philadelphia (Pa.) Gas manufacture and works....”
Record Source:
Published Materials
Book
11
Published 1928
“...Philadelphia (Pa.) Gas manufacture and works Periodical....”
Record Source:
Published Materials
Serial