2
Published 2004
Record Source: Published Materials
...Pittsburgh (Pa.) Directories....
Microfilm
3
4
Published 1904
Record Source: Published Materials
...Pittsburgh (Pa.) Directories....
Book
5
Record Source: Published Materials
...Pittsburgh (Pa.) Directories....
Serial
7
Record Source: Published Materials
...Pittsburgh (Pa.) Directories....
Serial
8
Published 1856
Record Source: Published Materials
...Pittsburgh (Pa.) Directories....
Serial
12
Published 1924
Record Source: Published Materials
...Pittsburgh (Pa.) Directories....
Book
15
Record Source: Published Materials
...Pittsburgh (Pa.) Directories....
Journal
16
17
Published 1832
Record Source: Published Materials
...Pittsburgh (Pa.) Manufacturers Directories....
Book
18
19
20