John Irwin Slide Collection

View of the dedication ceremony of Very Large Array
Pulsar antenna at the Medicina Radio Observatory
View of a dish at the Medicina Radio Observatory
View of Medicina Radio Observatory (MRO)
A CARSO beam to Pasadena
Chilean workman inspect the 100-inch telescope mirror at the Las Campanas Observatory
View of the 100-inch before mirror at Las Campanas Observatory
Main lodge at the Las Campanas Observatory
Main lodge at the Las Campanas Observatory
Main lodge at the Las Campanas Observatory
View of Cerro Tololo Inter-American Observatory
View of the dormitory at the Cerro Tololo Inter-American Observatory
John Irwin visiting the 4-meter telescope at Cerro Tololo Inter-American Observatory
East Fasce, Castle H.
View of the new IAR dish
View of the new IAR dish
View of Las Campanas Observatory ridgeline
View of the Twin 20" at the Yale-Columbia Southern Observatory
Residences building at the Yale-Columbia Southern Observatory
View of the site for the Yale-Columbia Southern Observatory

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