Correspondence and research papers (unannotated reprints of scientific discussion papers have been removed to the library otherwise publication details have been noted and indexed).

People, places and research topics discussed:

• research notes "Stereobalanus"
  
  
• extract from "Proceedings of the Washington Academy of Sciences" dated 20 August 1900 'Papers from the Harriman Alaska Expedition 2 Harrimania Maculosa, a new genus and species of Enteropneust from Alaska, with special regard to the character of its notochord' by Wm E Ritter. Annotated
  
  
• research notes "H Kupffein" dated 14 December 1998, including photocopy typed notes on Harrimania maculosa WE Ritter
  
  
• research notes "Spengel dated 1893 Harrimania pl 15"
  
  
• research notes "The genus Harrimania"
  
  
• research notes "Spengelin porosa Willey QJMS XL dated 1897-98"
  
  
• research notes "Willegia bisulcata"
  
  
• folder marked "JA Petersen 1965 Doctoral Thesis (Not published) Willeyia loya n sp (in Spanish)"
  
  
• folder marked "Willeyia loya JA Petersen. First draft by JA Petersen as M Sc student UC of W 1962" containing draft typescript titled "On Willeyia loya sp n, an Enteropneust from the South Atlantic" by C Burdon-Jones and JA Petersen