Cambs & Hunts Contract Bridge Association
Promoting Bridge in Cambridgeshire
Release 2.19q
Detective Story Answer by Peter Burrows

The answer is that at the time I could not recall any other session in which our side bid three slams without making any use of (a) cue-bids, (b) 4NT, (c) 5NT. Subsequently I have been actively looking out for a repeat performance, and certainly it has never happened since.