A solution of the problem of Panama : locks first, sea level afterwards ; the minimum of difficulty for the near future, the maximum of perfection for the distant future
graph.
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| Institution: | CEDIAS-Musée social |
| Format: | TEXT |
| Published: |
[s.n.] ([S.l.])
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| Subjects: | |
| Online Access: | http://hdl.handle.net/11160/E965B7E8-AC77-49A7-8B66-CFCB4FD353AF |
| Summary: | graph. |
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| Published: | [1905] |