Unable to find Catherine CAMELET.
This site shows a distribution of surnames in France during certains yearshttp://www.geopatronyme.com/cgi-bin/carte/nomcarte.cgi?numer...
Between 1891 and 1915 (the earliest years shown on the website), there were 7 births in Pas-de-Calais (62); 1 birth in Ain (01) and 1 birth in Eure (27). The number in parentheses is attributed to the department in France. See the Map.
I hope you will someday find your ancestor.