inscribed in purple ink on reverse u.c.: Slipper Series: Red on white inscribed in fibre-tipped pen on reverse u.c.: (original title 1964) stamped in purple ink on reverse u.c.: SIR GEORGE F. POLLOCK, BT., F.R.P.S., / THE WESTCOTT ART CENTRE, / 5 MAIN ROAD, WESTCOTT, / NR. DORKING, SURREY. / DORKING 4361 inscribed in fibre-tipped pen on reverse l.l.: "Heat Bridge" inscribed in fibre-tipped pen (diagonally) on reverse l.r.: George F. Pollock (underlined)
