Great Britain, 1837, 1d & 2d Dickinson Prepaid Lettersheet Essays, 1d buff with small tape stain and some splitting along folds, 2d green with top segmented reattached by hinges and a little edge fraying, otherwise F.-V.F., two of several lettersheet proposals submitted to the Treasury Competition in 1839. Estimate  $400 - 600. $0 (Image)