McManus Family Tree

Hi, i am currently in the process of researching my family tree, and am currently at a huge dead end regarding the part of my family with the surname "McManus". If anyone has any information Regarding any of the following names, please message me, it would be a life saver

Edward McManus, Husband of Bridget McGrath, Born in St Johns Newfoundland, date of birth and date of death are unknown

Joseph McManus, Son of Edward and Wife of Francis Manning, Born in St Johns Newfoundland, born in 1922 and died in 1990