thoughts without content are empty, intuitions without concepts are blind Host wiki Account User page Talk page
 Wikipedia-logo.png  de.wikipedia.org Benutzer:Jan eissfeldt Benutzer Diskussion:Jan eissfeldt
 Wikipedia-logo.png  en.wikipedia.org User:Jan eissfeldt User talk:Jan eissfeldt
 Wikipedia-logo.png  es.wikipedia.org Usuario:Jan eissfeldt Usuario discusión:Jan eissfeldt
 Wikimedia-logo-35px.png  elsewhere (SUL account) User:Jan eissfeldt User talk:Jan eissfeldt
Contact  best on IRC #wikimedia nick Jan_eissfeldt or Jan-eissfeldt – languages: German, English, Spanish