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We do not have access online to baptismal records from the 1920s. You would need to contact the parish.
This may be the civil birth record for Delia (shown as Bridget) in 1898 https://civilrecords.irishgenealogy.ie/churchrecords/images/birth_returns/births_1898/02056/1786575.pdf
Here is the death record from 1930 (last record on page). Her age was understated. https://civilrecords.irishgenealogy.ie/churchrecords/images/deaths_returns/deaths_1931/04901/4328323.pdf