I am always buying the following:

• Centralab, Clarostat, and IRC controls, switches, shafts and bushings.
  
  
• Phono cartridges, needles (large lots only). Catalogs by Jensen, Astatic, EV, Phanstiel, Sonotone, Duotone, Recoton, etc.
  
  
• 1930s -1950s radio knobs.
  
  
• 1934 -1938 Radios with 5 or more controls by Fada, Pilot, Gilfillan, Emerson and others, table or console models.