query: SELECT ?edition ?editionLabel ?gutenbergid ?instancetype  ?pubdate   WHERE {
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
    ?edition wdt:P2034 ?gutenbergid.
      ?edition wdt:P577 ?pubdate. 
     FILTER(year(?pubdate) > 1970)
    OPTIONAL { ?edition wdt:P31 ?instancetype}
  }
  ORDER BY ?book
  LIMIT 100