Hi..my realitive Catherine Turnbull..married a John Cook..i sent for the marriage to liverpool..but it was the wrong one..how can i see if she married in iom!

She was married to a Cooile and on the 1861 census in Rushenwas a widow. One daughter Harriet i think..then in 1871 she is in Liverpool with one son Alfred Turnbull Cook..my grt grandad. 1881 she is back in iom and not long after she dies..i would be gratefull for any advice or help

Best wishes Lynn