-
21
-
22
-
23Published 1976Subjects: “...Urban renewal Pennsylvania Pottstown....”
Book -
24
-
25
-
26by Miller, Benjamin L. (Benjamin LeRoy), 1874-1944“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”
Published 1925
Book -
27by Salisbury, Ruth, 1921-Subjects: “...American newspapers Pennsylvania Bibliography Union lists....”
Published 1969
Book -
28
-
29by Stone, Ralph W. (Ralph Walter), 1876-1964“...Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”
Published 1931
Book -
30by Miller, Benjamin L. (Benjamin LeRoy), 1874-1944Subjects: “...Limestone Pennsylvania....”
Published 1934
Book -
31
-
32by Holcomb, William P. (William Penn)Subjects: “...Local government Pennsylvania....”
Published 1886
Book -
33by Applegarth, Albert ClaytonSubjects: “...Society of Friends Pennsylvania....”
Published 1892
Book -
34by Stone, Ralph W. (Ralph Walter), 1876-1964Subjects: “...Caves Pennsylvania....”
Published 1932
Book -
35
-
36
-
37
Serial -
38by Ashley, Geo. H. (George Hall), 1866-1951Subjects: “...Physical geography Pennsylvania....”
Published 1933
Book -
39“...Pennsylvania heritage series ;...”
Book -
40