• Country
• United States of America (USA)

• Manufacturer / Brand
• St. John, Thomas M.; East Windham, NY

• Year
• 1917 ??

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 323219

• Main principle
• Crystal or Solid State Detector

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Students' Mineral Detector Stand No. 2645 - St. John, Thomas M.; East

• Shape
• Tablemodel, with any shape - general.

• Notes

• Thomas M. St. John Students' Mineral Detector Stand No. 2645

• Price in first year of sale
• 0.55 $

• Mentioned in
• - - Manufacturers Literature (Pre-WWI Thomas M. St. John Wireless Telegraph Apparatus catalog.)

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 5 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from St. John, Thomas M.; East Windham, NY