Operadio Senior The factory itself covered over

The factory itself covered over 10 acres

Both maintain their original forms to remind us that nothing can match the marvel and beauty of nature

They were based on Rugby

Huffman Manufacturing was incorporated by Horace Huffman in 1924

Operadio Senior The factory itself covered overThe Operadio Senior iHorn is made from an Operadio air column speaker made in 1928 or 1929 by the Operadio Corporation. The Operadio Senior was a luxury item for which people scrimped and saved before making the substantial investment its purchase represented. Operadio Corporation was located in St. Charles, Illinois. It founded in 1922 and remains in business today, albeit merged and replaced by the Dukane Corporation. By 1934 Operadio was no longer