Bescherming tegen luchtaanvallen door middel van kabelballons. Beschrijving van den kabelballon H. 1"Système Letourneur"
| Institution: | International Institute of Social History |
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| Format: | TEXT |
| Published: |
Z.pl. en j.
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| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/450A9BFD-674A-4227-B67B-7F9672B2471E |
| Description not available. |