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Revolving cage for tube assembly on rail cars for transportation from South Philadelphia Works
South bearing journal after polishing at South Philadelphia Works
Steelwork for mount and tube assembly on rail cars for transportation from South Philadelphia Works
Westinghouse Machine Company salary payroll for May 1887
Bringing in section of horseshoe for Hale Telescope yoke mount through hatch into Mount Palomar dome
Revolving cage and other telescope sections on rail cars for transportation from South Philadelphia Works
Nearly completed Serrurier truss tube assembly viewed from above
South crossbeam for Hale Telescope yoke mount being transported from South Philadelphia Works
Scraping mandrel for south bearing shoes on 160-inch lathe at South Philadelphia Works
View through nearly completed Serrurier truss tube assembly on its side
Nearly completed Serrurier truss tube assembly on its side
Man looking up at completed tube assembly for Hale Telescope at South Philadelphia Works.
Revolving cage for tube assembly on rail cars for transportation from South Philadelphia Works
Westinghouse Machine Company salary payroll for January 1885
South bearing journal finished and polished on 160-inch lathe at South Philadelphia Works
Nearly completed Serrurier truss tube assembly on its side
Nearly completed Serrurier truss tube assembly on its side
Revolving cage for tube assembly on rail cars for transportation from South Philadelphia Works
Nearly completed Serrurier truss tube assembly on its side