query: SELECT DISTINCT ?item WHERE {
    ?item wdt:P31 wd:Q3305213 .
    ?item wdt:P195 ?collection .
    ?collection wdt:P17 wd:Q145
    MINUS { ?item p:P170 [] } .
    OPTIONAL { ?item schema:description ?description .  FILTER (LANG(?description) = "en") }
    } ORDER BY ?description