ζ Boötis= Σ 1865, orbit of

ζ Geminorum

ζ Herculis

ζ Ophiuchi

ζ Orionis A is a Double Star

ζ Sagittarii

ζ Ursae majoris

ζ^{1} Scorpii: A Variable Spectrum Supergiant

η Argûs, magnitude of, 1908

η Argûs, magnitude of, 1909

η Argûs, Magnitude of, in 1914, and the discovery of a close companion to it

η Argûs, note on the magnitude of, 1896

η Argûs, the magnitude of, 1899

η Argûs, the magnitude of, 1905

η Carinae -- The Observational Story, 1600 to 2004

η Carinae and Other Mysterious Stars: Hidden Opportunities for Emission Spectroscopy

η Carinae and the Trumpler 16 Cluster

η Carinae: Testing a Binary Orbit Model with the Hubble Space Telescope/Space Telescope Imaging Spectrograph

η Carinae: the nature of the 5.54-yr cycle

η Carinae: the Near-Infrared Light-Curves