A spontaneous debate on the motion 'That The Study of Common Birds is More Satisfying Than the Pursuit of Rarities'

The proposition:
The Rev. P.H.T. Hartley, Robert Hinde, two ardent advocates of the common bird

The opposition:
Denzil Harber, James Ferguson Lees, two unrepentant rarity hunters

Keeping them apart:
James Fisher

Before a student audience at Flatford Mill Field Centre, Suffolk