61
62
Author: Livingood, G. B.
Published 1919
Record Source: Published Materials
Subjects and Genres: '; ...Traylor Engineering and Manufacturing Co., Allentown, Pa....
Book
63
Published 1840
Record Source: Published Materials
Subjects and Genres: '; ...Locks (Hydraulic engineering) Pennsylvania....
Book
64
Author: Peet, Louise Jenison, 1885-
Published 1940
Record Source: Published Materials
Subjects and Genres: '; ...Domestic engineering....
Book
65
Author: Grotta, Daniel.
Record Source: Published Materials
Subjects and Genres: '; ...Acoustical engineering....
Book
66
Author: White, John H.
Published 1967
Record Source: Published Materials
Subjects and Genres: '; ...Railroad engineering....
Book
67
Record Source: Published Materials
Subjects and Genres: '; ...Locks (Hydraulic Engineering)...
68
Subjects and Genres: '; ...Engineering--Pennsylvania--Philadelphia....
Link to finding aid
Manuscript
69
Published 1954
Subjects and Genres: '; ...Engineering Periodicals....
Journal
70
Published 1954
Record Source: Published Materials
Subjects and Genres: '; ...Engineering Periodicals....
Journal
71
72
Author: Collins, Francis A. 1873-1957.
Published 1918
Record Source: Published Materials
Subjects and Genres: '; ...United States. Army. Corps of Engineers...
Book
73
Published 1916
Record Source: Published Materials
Subjects and Genres: '; ...Electrical engineering United States Congresses....
Book
74
75
76
Published 1906
Record Source: Published Materials
Subjects and Genres: '; ...Mechanical engineering Catalogs....
Book
77
78
Record Source: Published Materials
Subjects and Genres: '; ...Water-supply engineering Philadelphia Costs....
Book
79
80
Published 2020
Subjects and Genres: '; ...Ecological engineering....