John Irwin Slide Collection

Dormitories at Las Campanas Observatory
Buildings at Las Campanas Observatory
Buildings at Las Campanas Observatory
View of Las Campanas Observatory from secondary summit
Sign near astronomer's dorm at Las Campanas Observatory
10-inch Mt. Wilson telescope at Las Campanas Observatory
40-inch boker-chivens at the Las Campanas Observatory
40-inch boker-chivens and control panels at the Las Campanas Observatory
40-inch boker-chivens at the Las Campanas Observatory
View of the 40-inch dome at Las Campanas Observatory
View of the 40-inch dome at Las Campanas Observatory
100-inch basement at Las Campanas Observatory
Las Campanas Observatory 100-inch pier hole
View of CTIO
View of CTIO from summit
View of dormitory at CTIO
View of Cerro Tololo Inter-American Observatory
View of Cerro Tololo Inter-American Observatory
View from Cerro Tololo Inter-American Observatory
View of CTIO

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