I don't know if you are still online with Ancestry.com-but here is some data from 19450 Census:
He is in the Hospital and may have passed away:


William Beglane
1940 United States Federal Census about
Age: 46
Estimated Birth Year: abt 1894
Gender: Male
Race: White
Birthplace: Irish Free State
Marital Status: Married
Relation to Head of House: Patient
Home in 1940: New York, New York, New York
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Street: First Avenue
Inferred Residence in 1935: New York, New York, New York
Residence in 1935: Same Place
Citizenship: Alien
Sheet Number: 12A
Institution: Bellevue Hospital