Gives his age as 69 in the 1850 US census.  Death notice makes him 80 in 1860.

BB: "This is Joseph Gray's death notice in the
Philadelphia Inquirer of Nov. 25, 1860.  He died Nov
22, 1860 - in the 81st year of his life.  So that now
puts him born in 1780."

BB has sent her death cert showing she died in 1872, aged 92 at 1007, Ward Street, Philadelphia.

Name:     Susanna Gray
Death Date:     Apr 1872
Death Place:     Philadelphia, Philadelphia, Pennsylvania
Gender:     Female
Race:    
Death Age:     92 years
Estimated Birth Year:     1780
Birth Date:    
Birthplace:    
Marital Status:     married
Spouse's Name:    
Father's Name:    
Father's Birthplace:    
Mother's Name:    
Mother's Birthplace:    
Occupation:    
Street Address:    
Place of Residence: 1007 Ward St.   
Cemetery:     Philadelphia Cem
Burial Place:    
Burial Date:    
Additional Relatives:    
Film Number:     2021140
Digital Folder Number:     4010140
Image Number:     26

Philly Death record

Name:     Ann Gray Crowe
Death Date:     11 Oct 1908
Death Place:     Philadelphia, Philadelphia, Pennsylvania
Gender:     Female
Race:     White
Death Age:     82 years
Estimated Birth Year:    
Birth Date:     26 Nov 1826
Birthplace:     Ireland
Marital Status:     Unknown
Spouse's Name:    
Father's Name:     Joseph Gray
Father's Birthplace:     Irland
Mother's Name:     Susana Bruster
Mother's Birthplace:     Ireland
Occupation:    
Street Address:     1727 Federal St., Ward 26
Place of Residence:     Philadelphia, Philadelphia, Pa.
Cemetery:     Mt Moriah Cem
Burial Place:     Philadelphia, Philadelphia, Pa.
Burial Date:     14 Oct 1908
Additional Relatives:    
Film Number:     1402970
Digital Folder Number:     4009039
Image Number:     168