Subsection: 8 November 2018 (Working on the R101) Up Section: Cardington Subsubsection: Tuesday 30 November 1930 

21 November 2018 (Potential Difference)

There’s some further discussion; talking with Molly, it becomes clear that Colonel Richmond will have personally signed off on the frame design, whether or not it was his idea.
 Subsection: 8 November 2018 (Working on the R101) Up Section: Cardington Subsubsection: Tuesday 30 November 1930