Maksutov telescope by Horace E. Dall with focusing knob and three eyepieces Maksutov telescope by Horace E. Dall 1960-1980
Maksutov reflecting telescope, aperture 8.25 inches, edge of front element chipped, equatorially mounted on wooden tripod, plus binocular eyepiece, weights and corrector plate Maksutov reflecting telescope 1960-1975
Maksutov reflecting telescope, aperture 5.25 inches, lightweight design in aluminium with wide-angle pancratic eyepiece, miniature finder, tripod, dated 1961 Maksutov reflecting telescope 1961
Maksutov reflecting telescope, aperture 6 inches, plus wooden tripod Maksutov reflecting telescope 1960-1975
Model ETX reflecting telescope by Meade Instruments Corporation with equatorial fork mounting . The instrument has a Maksutov optical design with an aperture of 90mm and a focal length of 1242mm. Model ETX reflecting telescope 1998-1999