The instruments

(All photos courtesy of Ian Breary/Royal Academy of Music.)

Episode 1:

Sopranino down to tenor of the Exhibition set (click to enlarge)
Windways of trebles #647 and #648 (1932-33)

Episode 2:

A comparison of three Dolmetsch descants; The right one being used in episode 2.
The two trebles used in Rondeau L’Hirondelle