1920 - 1934, unused / mint never hinged and cancelled, partly double led collection, with numerous good issues right up to Michel no. 1 / 17, 128 / 34, 144 / 50, 151 / 57 (2), 161 / 67 and 171 / 77, many expertized with 2 photo certificates and 3 short attests, high-value collection mounted on pages