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Moto Guzzi V7/Ambassador/Eldorado/850 Probably redirect all these to a single-page history of this series. Main articles on each one later, if desired.
Wire wheels: Wire wheels#On motorcycles says only main article: Motorcycle construction#Wheels, but that is not a main article, it is a subsection. Bicycle wheel is a better article, but none of these 3 actually explains how spokes support the wheel pre-stressed w/compression.
This blog [23], which appears to be well sourced, suggests that the 1903 Evart-Hall was the first inline-4. We should be careful with wording on the FN Four. I'm not even sure now that it was the first mass produced inline-4. — Brianhe (talk) 19:59, 17 October 2013 (UTC)[reply]