sentences:  Wilhelm Bölsche was first married in Berlin in 1892 to Adele Bertelt (1860-1942), but they divorced in 1895.He remarried in 1897 in Cologne to Johanna Walther (1863-1923), a childhood friend (sister of architect Julius Wilhelm Walther, daughter of civil engineer and later factory manager Wilhelm Heinrich Walther and Augusta Alwina te Kloot).The couple had three children