21
Author: Hunter, William A. 1908-
Published 1960
Record Source: Published Materials
Subjects and Genres: '; ...Fortification Pennsylvania....
Book
22
Subjects and Genres: '; ...Fortification Pennsylvania....
Book
23
Published 1896
Record Source: Published Materials
Subjects and Genres: '; ...Fortification Penn....
Book
24
Author: Waddell, Louis M.
Published 1996
Record Source: Published Materials
Subjects and Genres: '; ...Fortification Pennsylvania History 18th century....
Book
25
Published 1916
Record Source: Published Materials
Subjects and Genres: '; ...Fortification Penn....
Book
26
Published 1916
Record Source: Published Materials
Subjects and Genres: '; ...Fortification Pennsylvania....
Book
27
Author: Ockershausen, Jane.
Published 1996
Record Source: Published Materials
Subjects and Genres: '; ...Fortification Penn....
Book
29
Author: Dunnigan, Brian Leigh.
Published 2007
Record Source: Published Materials
Subjects and Genres: '; ...Fortification New York (State) Guidebooks....
Book
30
Author: Roberts, Robert B.
Published 1980
Record Source: Published Materials
Subjects and Genres: '; ...Fortification New York (State)...
Book
31
Author: Robinson, Willard Bethurem, 1935-
Published 1977
Record Source: Published Materials
Subjects and Genres: '; ...Fortification United States History....
Book
32
Author: Roberts, Robert B.
Published 1988
Record Source: Published Materials
Subjects and Genres: '; ...Fortification United States Dictionaries....
Book
33
Published 1896
Record Source: Published Materials
Subjects and Genres: '; ...Fortification Pennsylvania....
Book
34
Author: Ashman, George.
Record Source: Published Materials
Subjects and Genres: '; ...Fortifications....
Book
35
Record Source: Published Materials
Subjects and Genres: '; ...Fortifications....
Book
36
Author: M.
Published 1792
Record Source: Published Materials
Subjects and Genres: '; ...Fortifications....
Book
37
Author: Peet, Stephen D. 1831-1914.
Published 1883
Record Source: Published Materials
Subjects and Genres: '; ...Fortification, Prehistoric....
Book
38
Author: Harris, W. Stuart, 1933-
Published 1989
Record Source: Published Materials
Subjects and Genres: '; ...Fortification Alabama....
Book
39
40