Werke:
- Astronomical and meteorological observations made during the year ... at the United States Naval Observatory. 1865
- Astronomical and meteorological observations made during the year ... at the United States Naval Observatory. 1873 (1875)
- Astronomical and meteorological observations made during the year ... at the United States Naval Observatory. 1878,Appendix 1. 1882
- Astronomical and meteorological observations made during the year ... at the United States Naval Observatory. 1872 (1874)
Wird thematisiert in:
- Vorwahlen und Kandidatenprofile in den USA : eine empirische Untersuchung am Beispiel der US-Senatoren
- Die Neue Rechte in den USA : der Einfluss ihrer Political Action Committees auf den amerikanischen Senat
- The World War on [One] experience : the US Senate hearings against the National German-American Alliance