Before that the flow was Varsities-JP 3-Dominies.
Dominie kit was originally 2 x Ground (not air) position indicators. Later 1xGPI and 1 x TANS (rudimentary digital Nav computer). Later still a full refit with pseudo GR1 kit just in time to be binned.
TL - Student 1973. Instructor (LL Dominies) 88-92