- Series592 - Records of the Commonwealth Solar Observatory (Mt Stromlo) and Duffield Family
- 134 more...
- Item135 - Plans and photographs of grave site of WG Duffield
- Item136 - Correspondence between Joan Duffield, Doris Duffield, Harold White and Dr Richard Wooley
- Item137 - Correspondence regarding grave site of WG Duffield
- Item138 - Correspondence between Duffields and real estate agents FW Bullock and Co and Woodgers and Calthorpe
- Item139 - Correspondence between Joan Duffield and Mt Stromlo
- Item140 - Letter from Australian Academy of Science Librarian Peter Vallee to Joan Duffield
- Item141 - Correspondence between Joan Duffield and Mt Stromlo Director Professor Penny Sackett
- Item142 - Copy of address given by Professor Clay Allen at Canberra District Historical Society
- Item143 - Articles by Mt Stromlo Director Bart J Bok
- 49 more...
