Seagrave Memorial Observatory 8-inch Alvan Clark Telescope

  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • This ship's wheel restored by Jim Brenek turns the dome via a geared track
  • Alvan Clark Telescope
  • Long-time member Ed Turco inspects the flyball governor
  • Alvan Clark Telescope telescope parts in Al Hall's workshop
  • Alvan Clark Telescope
  • Alvan Clark Telescope focuser and back plate
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • The right ascension slow-motion knob, fabricated by Jim Brenek
  • Alvan Clark Telescope drive system
  • Alvan Clark Telescope telescope parts in Al Hall's workshop
  • Alvan Clark Telescope telescope parts in Al Hall's workshop
  • Alvan Clark Telescope flyball governor
  • Skyscrapers members look on as Al Hall opens the original Clark telescope crate
  • Alvan Clark Telescope
  • Al Hall opens the original Clark telescope crate after decades in storage
  • Alvan Clark Telescope
  • Alvan Clark Telescope drive system
  • The observing table was built by Jim Brenek
  • Alvan Clark Telescope
  • Right ascension worm assembly
  • Right ascension circle
  • Alvan Clark Telescope
  • Alvan Clark Telescope drive system
  • Huygens chain
  • Alvan Clark Telescope ready for a night's observing
  • Alvan Clark Telescope
  • Ed Turco examines the flyball governor in operation
  • Right ascension cricle and verniers
  • Al Hall inspects the flyball governor in operation
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope seen through the open balcony door during a night of observing
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Al Hall disassembles the flyball governor in his workshop
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope telescope parts in Al Hall's workshop
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Every part was cataloged and photographed, including all screws and fasteners
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Al Hall generated CAD models of the entire telescope using SolidWorks
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Alvan Clark Telescope
  • Newly restored Alvan Clark Telescope during our regular Saturday open night
  • Alvan Clark Telescope
  • Alvan Clark & Sons, Cambridgeport, Mass 1878
  • Alvan Clark & Sons, Cambridgeport, Mass 1878
  • Dick Parker views Venus through the Alvan Clark telescope during AstroAssembly 2010