Carl Jacob Loewig (1803–1890)
Johann Konrad Bolleter
[Carl Jacob Loewig]. Zürich : Orell Füssli &amp; Cie., Zentralbibliothek Zürich, GRA 4.132, <a rel="nofollow" class="external free" href="https://doi.org/10.3931/e-rara-40925">http://doi.org/10.3931/e-rara-40925</a>