Hartree: John Penn and Sons of Greenwich
The mariner's mirror ; 95 , 2
2009
Aufsatz (Zeitschrift)
Unbekannt
John Penn & Sons, Marine Engineers of Greenwich
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|A General Description of Trunk Engines as Designed and Built by John Penn and Sons
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|Engineering Index Backfile | 1928
|SLUB | 2000
Field Techniques in the Study of TSS John Penn
British Library Conference Proceedings | 1988
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