Sigtrygg Silkbeard (redirect from Sigtryggr Silkiskegg) Retrieved 10 March 2009. Hudson, Benjamin T. "Sihtric (Sigtryggr Óláfsson, Sigtryggr Silkiskegg) (d. 1042)". Oxford Dictionary of National Biography (online ed... 29 KB (3,359 words) - 19:23, 26 March 2024 |
 | Boydell Press, 2012. p. 149 Hudson, Benjamin T. "Sihtric (Sigtryggr Óláfsson, Sigtryggr Silkiskegg) (died 1042)". Oxford Dictionary of National Biography... 121 KB (14,854 words) - 16:18, 2 May 2024 |
 | Boydell Press, 2012 .p.149 Hudson, Benjamin T. "Sihtric (Sigtryggr Óláfsson, Sigtryggr Silkiskegg) (d. 1042)". Oxford Dictionary of National Biography (online ed... 87 KB (10,764 words) - 19:59, 26 April 2024 |
March 2009. MacManus, p 278 Hudson, Benjamin T. "Sihtric (Sigtryggr Óláfsson, Sigtryggr Silkiskegg) (d. 1042)". Oxford Dictionary of National Biography (online ed... 7 KB (857 words) - 10:58, 8 January 2024 |