Watch List notes:

Treasury Series, John Bradbury, large format proof on paper for £1, ND (c1915), dark purple and brown on green underprint, George V at low centre, value at top centre and left, and at each corner, crowns to left and right, reverse green and pink, Houses of Parliament at centre(EPM TE 13e), about uncirculated and a striking essay in superb condition, very rare.

Estimate: £3,000 - £4,000