Seychelles SG129a/31a 1935 Jubilee 12c 20c 1r Extra Flagstaff on Cover BPA Cert

1935 (30 Nov.) envelope registered from Victoria to England bearing 12c. 20c. and 1r. each showing variety extra flagstaff each cancelled by neat despatch c.d.s. The reverse with Mombasa (7.12) and Nairobi (8.12) transit c.d.s. An astonishing exhibition item. B.P.A. Certificate (1997). S.G. 129a 130a 131a (cat 4650 as used stamps). Grosvenor November 2007