Instrumentation for Astronomy with Large Optical Telescopes: Proceedings of IAU Colloquium No. 67, Held at Zelenchukskaya, U.S.S.R., 8–10 September, 1981

The Solar Spectrum: Proceedings of the Symposium held at the University of Utrecht 26–31 August 1963

Physics of Thermal Gaseous Nebulae: Physical Processes in Gaseous Nebulae

Cataclysmic Variables and Low-Mass X-Ray Binaries: Proceedings of the 7th North American Workshop held in Campbridge, Massachusetts, U.S.A., January 12–15, 1983

Cool Stars with Excesses of Heavy Elements: Proceedings of the Strasbourg Observatory Colloquium Held at Strasbourg, France, July 3–6, 1984

Dynamics of Comets: Their Origin and Evolution: Proceedings of the 83rd Colloquium of the International Astronomical Union, Held in Rome, Italy, 11–15 June 1984