1986 / 2000, from Michel no. 1290 chronologically and very extensive led collection in four thick black stock books. Also the souvenir sheet issues and stamp booklet. Many was multiple collected, including from various philatelic agencys coming outstanding quality centered cancellation (many from to browse), but also centered cancellation from the commercial usage, furthermore multiples and margin of sheet respectively corner margin copies and so on. And so on, probable in total considerably more than 5.000 stamps!