 Complete the following phrase:  In the Autumn of 1918 Frida Rubiner visited Vienna: her motives, according to her own reports, were more artistic than political, and she probably returned to Zürich before the end of the year. Some though not all sources indicate that one or both of the Rubiners were expelled from Switzerland at the end of 1918. In February 1919 they returned to Berlin, and while Ludwig Rubiner took a job with a publishing house, his wife embarked on a trip to Kaunas and Vilnius to visit relatives in the 