This item contains the following correspondence:

1. 11 June 1978. Handwritten letter to Johnson discussing possible mineral specimen exchange. One page.
   
   
2. 5 December 1978. Handwritten letter to Johnson discussing mineral specimen exchange. Three pages.
   
   
3. 28 January 1979. Handwritten letter to Johnson discussing mineral specimen exchange. Two pages.
   
   
4. 21 February 1979. Handwritten letter to Johnson discussing mineral specimen exchange. One page.
   
   
5. 7 April 1979. Handwritten letter to Johnson discussing mineral specimen exchange. One page.
   
   
6. 18 April 1979. Handwritten letter to Johnson discussing mineral specimen exchange. One page.
   
   
7. 27 July 1979. Handwritten letter to Johnson discussing mineral specimen exchange. One page.
   
   
8. 18 September 1979. Handwritten letter to Johnson discussing mineral specimen exchange. One page.
   
   
9. 15 October 1979. Handwritten letter to Johnson discussing mineral specimen exchange. One page.
   
   
10. 18 January 1980. Handwritten letter to Johnson discussing mineral specimen exchange and planned attendance at Tucson Gem and Mineral Show in Arizona, United States of America. One page.
    
    
11. February 1980. Handwritten postcard to Johnson depicting a desert sunset and discussing Lobel's attendance at the Tucson Gem and Mineral Show. One page.
    
    
12. 4 March 1980. Handwritten letter to Johnson discussing mineral specimen exchange. One page (double-sided).
    
    
13. 15 March 1980. Typewritten letter to Johnson discussing mineral specimen exchange. One page.
    
    
14. 9 June 1980. Handwritten postcard to Johnson depicting The John F Kennedy Centre for the Performing Arts in Washington DC, USA, and discussing Lobel's visit to the Smithsonian Institution. One page.
    
    
15. 8 July 1980. Handwritten letter to Johnson discussing mineral specimen exchange. One page (double-sided).
    
    
16. 14 Novemberr 1980. Handwritten list of minerals under the heading 'To Robert Lobel'. One page.
    
    

Australian locations mentioned in this correspondence include Broken Hill (NSW) and Rum Jungle (NT).

Individuals mentioned in this correspondence include Kevin Davy, Michael Fleischer, and Chris Johnston.