Mary Dobson, born in Oct of 1833 in Dublin, Ireland emigrated to the USA prior to 1850 & married Captain William McIver of Scotland. They emigrated to Collingwood, Simcoe County, Ontario, Canada abt. 1856. Looking for family or records for Mary Dobson.
Have you tried checking the land records called the Tithe Applotment Books (1823-38) or the later Griffith's Valuation (1848-64) or the Dobson family?. The Tithe Applotment Books (1823-38): Microfilm copies of the books for all of Ireland are available at the National Archives of Ireland (NAI) http://www.nationalarchives.ie/genealogy1/genealogy-records/tithe-applotment-books-and-the-primary-griffith-valuation/ or the Church of Latter Day Saints (LDS). Griffith's is freely available here: www.askaboutireland.com or here: www.failteromhat.com Failte Romhat has lots of other useful links you could try looking at
You might try contacting
Dublin City Library and Archive,
138?144 Pearse Street,
Dublin 2.
Tel: +353 (0)1 6744999
Fax: +353 (0)1 6744881
Email: dublinstudies@dublincity.ie
Website: www.dublincity.ie/RecreationandCulture/libraries/Heritage%20and%20History/Pages/index.aspx
Note: The publications, original archives, microfilms and transcripts held in Dublin City Library and Archive are available free of charge in their Reading Room at 138 ?144 Pearse Street, Dublin 2. In addition, transcripts of church records for some Roman Catholic and Church of Ireland parishes in Dublin City are available free of charge on the Irish Genealogy website atwww.irishgenealogy.ie