Notes on the Marque
Bourdache, p441, gives the address in 1908 as 42, rue de Maubeuge, Paris.
At least two examples exist, dated 1903 and 1904. They are of very different appearance, the 03 having a cylindrical tank and pedals, with the '04 having a narrow flat tank and sans pedales.
No mention of this marque in Tragatsch.
English translation for the word sommaire is synopsis, summary.
The marque is mentioned in on Ozebook
31st Dec 2016
This page has an image of a 1904 350cc Sommaire: http://www.southwalessectionvmcc.co.uk/Library/feature%20articles/anglo%20dutch%202003.htm
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