Ancient Norse Messages on American Stones

14th century acrostic Advent Sunday Alf Mongé appears April 24 Ascension Day bindrunes Buslubaen Byfield calendrical indicators Chapter church combined runes confirmations construction conversion alphabet count cryp cryptanalyst crypto cryptopuzzle Danish alphabet Danish runes dated cryptograms decimal numbers digits Dionysian Cycle Dominical Letter Easter Sunday Easter Table example fact Figure four Golden Numbers Greenland GUTHORM Harrek Heavener Henricus ISTIL KANUTR Kensington inscription Kingigtorssuaq known Latin Liestøl Line 9 longer inscriptions MAESHOWE magic medieval Norse misspellings NIYR Norse dated cryptography Norsemen North American Norway Norwegian number 22 number of runes numerical values offset Old Norse pairs pentathic numbers perpetual calendar points Poteau primstav procedures Rati reason represent runemaster runic alphabet runic carvings runic inscriptions runic symbols runologists runology runology and linguistics Saturday before Ascension scription secret message six non-runic symbols solution solved spelled stone tions Tollik Tulsa Valrslethn Vinland Map words