people
Handwritten letter, 1 page
  Handwritten letter, 2 pages, signed 'deine Barbel'
  Typewritten letter, 3 pages, signed 'Barbel'
  Typewritten letter, 1 page, signed 'Wally'
  Typewritten letter, 3 pages
  Typewritten letter, 2 pages
  Typewritten letter, 1 page
  Handwritten letter, 18 pages
  Handwritten letter, 7 pages
  Typewritten letter, 1 page
  Hamburger replies to Filogamo's earlier letter with the requested references and an explanation of his findings on the large and small cells of the spinal and cranial ganglia
  Typewritten letter, 1 page
  
         










