Hong Kong & Shanghai Banking Corporation, $50, 1 October 1930, serial no. B 374464, green and multicoloured, arms top centre, maiden at left on winged wheel (Communication), value at centre and at each corner, manuscript signature low left, printed signature of Grayburn low right, rev. green and multicoloured, bank buildings at centre (Ma H24), ink name on reverse, about extremely fine, fresh, scarce