http://gallica.bnf.fr/services/engine/search/sru?operation=searchRetrieve&versi… http://gallica.bnf.fr/services/engine/search/sru?operation=searchRetrieve&version=1.2&startRecord=0&maximumRecords=15&page=1&query=%28gallica%20all%20%22francepl%20%20Elsner%2C%20J%C3%B3zef%22%29&filter=dc.type%20all%20%22partition%22