i need help finding a song from the 60s/70s?

dont really remember the name. but it has to do with someone knocking on a womans door and telling her that her son died, 

Alan2021-02-20T19:01:07Z

Favorite Answer

Billy Don't Be a Hero  by Paper Lace  
is about a women receiving a letter about her husband death 

so not exactly what you are talking about , but is from the 1970's 
and is about a death notification.