Figurę 54 Coin-dated silver hoards of thc period 900 to 1040 A.D. before (triangle) and after (square) 960 (Appcndix XI)
Figurę 55 Coin-dated silver-hoards of the period 970 to 1010 A.D. by dccades. White star and ring = 970-980; black star = 980-990; white star in black dot = 990-1000; black dot = 1000-1010 (Appendix XI)
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