Professional Memoirs, Corps of Engineers, United States Army, and Engineer Department at Large
| Fformat: | Electronig Cylchgrawn |
|---|---|
| Iaith: | Saesneg |
| Cyhoeddwyd: |
Society of American Military Engineers
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| Pynciau: | |
| Mynediad Ar-lein: | Full text available on JSTOR[1909-01-01 - 1919-11-01] |