File #98, R.F. system, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #103, 83-inch cyclotron control panel, circa 1964 Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #108, Parkinson, William with beam preparation magnet, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #109, Analyzing magnets and externals of radio frequency, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #112, Downer, William E. and Parkinson with scattering chamber, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #114, Downer, with cyclotron, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #116, Cyclotron scattering chamber and analyzing magnets, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #123, Scattering chamber schematic, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #126, Diagram of D.P. stripping reactions, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides
File #127, Diagram of D.P. stripping reactions, undated Box 6 In: William Charles Parkinson Papers, 1950-1997 (majority within 1950-1980) » Visual Materials, 1928-1974 » Lantern Slides