“RU 818/13 Notebook sent by Andre Guinier to G D Preston” August 17, 2026 by jlamprecht https://arccat.dundee.ac.uk/dserve.exe?dsqIni=Dserve.ini&dsqApp=Archive&dsqCmd=Show.tcl&dsqDb=Catalog&dsqPos=0&dsqSearch=%28RefNo%3D%27RU%20818%2F13%27%29
