Sources disagree on exactly what year the stone castle was begun. Page 1923 suggests that it might have been in the reign of Stephen, but others, e.g. Walmsley 1998, p. 1, cite the dates of the first entries on English Treasury documents, the Pipe Rolls, to put forward a date of 1158 for the first foundations being laid. Binns 2002, p. 19, in a detailed account of Scarborough's history, accepts 1157. Page, W, ed. (1923). "The borough of Scarborough". A History of the County of York North Riding: Volume 2. pp. 538–560. Walmsley, David (1998). Scarborough Castle – Information for Teachers(PDF). English Heritage: Palladian. Binns, J. (2002). Heroes, Rogues and Eccentrics: a Biographical Journey Through Scarborough's Past. Pickering: Blackthorn. ISBN0-9540535-5-9.
Page 1923 reports that the roof must always have been flat, because there are no weather-mouldings. Page, W, ed. (1923). "The borough of Scarborough". A History of the County of York North Riding: Volume 2. pp. 538–560.
Brown 1955, p. 356 Brown, Reginald Allen (1955). "Royal Castle-Building in England, 1154–1216". The English Historical Review. 70 (276). Oxford University Press: 353–398. doi:10.1093/ehr/lxx.cclxxvi.353. JSTOR559071.
Sources disagree on exactly what year the stone castle was begun. Page 1923 suggests that it might have been in the reign of Stephen, but others, e.g. Walmsley 1998, p. 1, cite the dates of the first entries on English Treasury documents, the Pipe Rolls, to put forward a date of 1158 for the first foundations being laid. Binns 2002, p. 19, in a detailed account of Scarborough's history, accepts 1157. Page, W, ed. (1923). "The borough of Scarborough". A History of the County of York North Riding: Volume 2. pp. 538–560. Walmsley, David (1998). Scarborough Castle – Information for Teachers(PDF). English Heritage: Palladian. Binns, J. (2002). Heroes, Rogues and Eccentrics: a Biographical Journey Through Scarborough's Past. Pickering: Blackthorn. ISBN0-9540535-5-9.
Brown 1955, p. 356 Brown, Reginald Allen (1955). "Royal Castle-Building in England, 1154–1216". The English Historical Review. 70 (276). Oxford University Press: 353–398. doi:10.1093/ehr/lxx.cclxxvi.353. JSTOR559071.
scarborough-stmarys.org.uk
Pope, p. 13 Pope, Stan. "A Brief History of St. Mary's". Church booklet. Scarborough: St. Mary's with Holy Apostles'. Archived from the original on 6 February 2007. Retrieved 28 October 2013.
Pope, p. 13 Pope, Stan. "A Brief History of St. Mary's". Church booklet. Scarborough: St. Mary's with Holy Apostles'. Archived from the original on 6 February 2007. Retrieved 28 October 2013.