unused -- 50r. grey and red-brown, variety watermark inverted, fine with large part original gum. S.G. 16, £1,100. Photo | Christie's

Lot 523

523

unused -- 50r. grey and red-brown, variety watermark inverted, fine with large part original gum. S.G. 16, £1,100. Photo

Details

unused -- 50r. grey and red-brown, variety watermark inverted, fine with large part original gum. S.G. 16, £1,100. Photo