e/Seven Iron Brothers

Information
has gloss	eng: The Seven Iron Men, aka the Merrit Brothers, were known as iron-ore pioneers in the Mesabi Range and the creation of what is now known as Mountain Iron. Their story was told, in part, by the book Seven Iron Men by Paul de Kruif. . The book was first published in 1929.
lexicalization	eng: Seven Iron Brothers
instance of	c/American families