Lot 20148 – 10pa. on 2 1/2pi. violet, perf. 12 1/2, mint foliated

10pa. on 2 1/2pi. violet, perf. 12 1/2, mint foliated top sheet marginal vertical block of ten, showing inverted watermark, with all surcharges à cheval, plus top two stamps with additional horizontal row of perforations, fresh, very fine, unusual, and a very scarce multiple with the errors, signed Hass.