Talk:Mars Excursion Module

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Spaceflight Stub‑class Low‑importance

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columbium vs niobium

Hmm... whether to edit or not ... the latter name is correct modern usage, but at the time this thing was designed it's arguable that its designers might actually have still used the former. Which, therefore, should we use in the article? 51.7.49.61 (talk) 00:26, 19 August 2017 (UTC)[reply]