Léon Bollendorff served as échevin on the communal council of the capital city of what country?
Léon Bollendorff: Dr Léon Bollendorff (31 March 1915 – 5 June 2011) was a Luxembourgish politician, teacher, and philologist. Léon Bollendorff:  He also sat on the communal council of Luxembourg City, holding office as "échevin".
i don't know