This item contains two pieces of correspondence as follows:

1. 28 September 1977. Typewritten letter enclosing an edited and retyped copy (not included here) of a paper about Reaphook Hill, South Australia, that was submitted by Johnson for publication in Australian Mineralogist. One page.
   
   
2. 12 August 1981. Typewritten letter enclosing an edited and retyped copy (see AA 159/4/6) of a paper about the mineralogy of the Preamimma Mine, South Australia, that was submitted by Johnson for publication in Australian Mineralogist. One page. Attached to the letter is a colour photographic print (measuring 12.4x8.9 cm) with a handwritten annotation on the reverse side reading 'Mingora emerald specimens at small shop in Bazaar of Swat'.