Photographie d’une portion des Gémeaux [15 février 1888] par MM. Henry. AD = 6h 30m, P = 67° 40’ (titre original)

The Great Equatorial Telescope of Lick Observatory (titre original)

Lick Observatory : Great Dome, Western Front (titre original)

Lick Observatory Views : Interior Vestibule, Main Entrance Hall (titre original)

Lick Observatory : Distant General View, east side Observatory (titre original)

Lick Observatory : Meridian Circle and Transit Houses (titre original)

Lick Observatory : Meridian Circle and Transit Houses (titre original)

Across the Hills and Valleys west of Mt. Hamilton [Lick Observatory] (titre original)

Lick Observatory : General View of Observatory, Peak and Buildings (titre original)

Lick Observatory : “Crown Diamonds”, the great 36-inch objective lenses (titre original)

Lick Observatory, Cal. : the Star Spectroscope made by J. A. Brashear, Allegheny, Pa. from designs by James E. Keeler (titre original)