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1
Published 1983
Subjects and Genres: ';
“...Naturalization records Penn....”
Record Source:
Published Materials
Book
2
Published 1876
Subjects and Genres: ';
“...Naturalization records Penn....”
Record Source:
Published Materials
Book
3
Published 1915
Subjects and Genres: ';
“...Academy of Natural Sciences of Philadelphia Charters....”
Record Source:
Published Materials
Book
4
Published 1873
Subjects and Genres: ';
“...Academy of Natural Sciences of Philadelphia....”
Record Source:
Published Materials
Book
5
Published 1966
Subjects and Genres: ';
“...Academy of Natural Sciences of Philadelphia....”
Record Source:
Published Materials
Book
6
Subjects and Genres: ';
“...Academy of Natural Sciences of Philadelphia....”
Book
7
Subjects and Genres: ';
“...Natural history Penn....”
Book
8
Published 1924
Subjects and Genres: ';
“...Academy of Natural Sciences of Philadelphia By-laws....”
Record Source:
Published Materials
Book
9
Subjects and Genres: ';
“...Academy of Natural Sciences of Philadelphia History....”
Book
10
Subjects and Genres: ';
“...Academy of Natural Sciences of Philadelphia History....”
Book
11
Subjects and Genres: ';
“...Natural history Penn. Pennypack Creek Watershed....”
Book
12
Subjects and Genres: ';
“...Natural history Penn. Pocono Mountains Guidebooks....”
Book
13
Subjects and Genres: ';
“...Natural history Penn. Bucks Co....”
Microfilm
14
Subjects and Genres: ';
“...Natural history Penn. Lancaster Co....”
Book
15
Subjects and Genres: ';
“...Natural history Penn. Delaware Co....”
Microfilm
16
Subjects and Genres: ';
“...Natural history Penn. Delaware Co....”
Book
17
Subjects and Genres: ';
“...Natural history Penn. Lancaster Co....”
Microfilm
18
Subjects and Genres: ';
“...Natural history Penn. Lancaster Co....”
Book
19
Published 1954
Subjects and Genres: ';
“...Conservation of natural resources Penn. Periodicals....”
Record Source:
Published Materials
Journal
20
Published 1986
Subjects and Genres: ';
“...Natural history Delaware River Valley (N.Y.-Del. and N.J.) Guidebooks....”
Record Source:
Published Materials
Book