Dawes was the third president of the MSI , after Sewell Avery and William Rufus Abbott .
From 1934 until his death , Dawes was concurrently president of the World 's Fair organization and the Museum of Science & Industry ( MSI ) .
Dawes was the third president of the MSI , after Sewell Avery and William Rufus Abbott .
From 1934 until his death , Dawes was concurrently president of the World 's Fair organization and the Museum of Science & Industry ( MSI ) .