1961-1990 Including: Zakowa & Zak, 1962. Dolny Karbon z Kamionek (Gory Sowi) (109 p., 24 figs, 21 pls). All with author's dedication to Dr. Winkler Prins.
akowa, H. / F. Zimmermann 1956 202 p., 2 figs, 37 pls, 7 folded tables and maps in rear pocket, paperbound. In Polish, last paper with English summary.
1966 197 p., 25 figs, 23 pls, paperbound. Institut Geologiczny. In Polish with English abstract. With author's dedication.Mainly on Brachiopods but also on corals and molluscs.
1971 137 p., 16 figs, 17 pls, paperbound. Institut Geologiczny. In Polish with English abstract. With author's dedication. Mainly on molluscs.
1958 211 p., 16 figs, 14 pls, paperbound. Institut Geologiczny. In Polish with English abstract. With author's dedication to Dr. Winkler Prins. Mainly on molluscs and brachiopods.