Dummy Cell and Belljar on the milling machine. C-Ring in the vertical position. The telescope erection crew. C-Ring is lowered back to the horizontal position. John Hill inspecting the straightness of the swing arm spider vanes.
Elevation drive motors in place.
Elevation drive motor and elevation bearing pad. . . Assembly of the beams onto the top plate of the first mirror cell. Pre-assembly of the windbracing at Fravit.