They had an only son before his wife died in 1788.
She thought of her only son, dead now for three years.
And for a time, they have lost their only son.
They will remember how their only son died three years ago at the age of 18, and yet lives on.
He was the only son in a family of three.
She had to leave her only son in the care of family friends.
Around 1861 his only son died at the age of 18.
He was one of four children, but the only son.
Not every day my only son gets out of high school.
He was the only son and a late born to his parents.