1. Sonnenfinsternis vom Mond aus gesehen;Umsch. Tech. Wiss.,1967
2. December's well observed lunar eclipse;Ashbrook;Sky Telesc.,1965
3. Observations of two eclipses this spring;Ashbrook;Sky Telesc.,1967
4. October lunar eclipse reports;Ashbrook;Sky Telesc.,1967
5. Moon in eclipse;Ashbrook;Sky Telesc.,1968