Family: William Calvin Jr Petty / Helen Harriet Lathrop (F3953)
m. 30 Dec 1939Henry Monroe Lathrop (1892-1955) 
|
Cornelia Sterrett Penfield (1892-1938) |
William Henry Lathrop (1917-1997)  |
| Robert Penfield Lathrop (1922-2000) |
| Helen Harriet Lathrop (1915-2005)
|
| William Calvin Jr Petty (1910-1985) |
