Two 36 inch telescopes incorporated a basic design for Kitt Peak National Observatory (July 1967). All future Boller and Chivens off-axis telescopes 36 Inch and larger had a completely redesigned mount, drive systems, and mirror support system.

Ed Fengler, Lead Instrument Assembly Technician of Boller and Chivens

36 inch Telescope with a Boller and Chivens Spectrograph mounted on the rear of the mirror cell.

A site about the 36 Inch Telescopes at Kitt Peak.