Iconic circa 1941 pin made by Coro (Cohn & Rosenberger, Inc), and designed by Lester Gaba. Created of gold-plated metal , each colorfully enameled flag represents a particular country, with the US flag in the middle. From left to right in alphabetical order, the flags are: Argentina, Brazil, Bolivia, Chile, Columbia, Costa-Rica, Cuba, Dominican Republic, Ecuador, Guatemala, Haiti, Honduras, Mexico, Nicaragua, Panama, Paraguay, Peru, Salvador, Uruguay and Venezuela. These 21 countries founded the union, reaffirmed at the Friendship Conference of Lima in 1938 (per Brunialti, pg. 52). Woman's Wear Daily, Jan 23, 1942, stated this brooch was designed as " a symbol of unity of the western hemisphere and exhibits the flags of all 21 American Republics". In addition, Eleanor Roosevelt wore this pin in support of the Interamerican Scholarship Fund, to which the royalties of sales were donated.
There is a white enameled banner on the front of the pin that reads Amigos Siempre, Spanish for Friends Forever.
There were variations in the construction of the pieces; some had joining sections between the flagpoles, as this one does, others were open, In addition, some were joined to a solid base, others open between each pole. Some were joined in two rivets, some three.
This particular pin is signed Coro in script and has the patent number 130836. It's in great condition, with intact enameling. It measures 2 1/2" x 2 1/4".