According to the Internet source given below, Edwin Eugene Bagley was an American march composer, most famous for composing the march National Emblem which is played as a patriotic tune on Independence Day celebrations in the United States. It is also used by the U.S. military when presenting and retiring the colors.
Born in Craftsbury, Vermont, he began his music career at the age of nine and was variously a vocalist, comedian and cornet player. Touring the USA he performed with the Swiss Bellringers, Blaisdell's Orchestra of Concord, New Hampshire, The Park Theater, Boston and the Bostonians, an opera company. While with this company, he changed from cornet to trombone. He also performed with the Germania Band of Boston and the Boston Symphony Orchestra.
He died in Keene, New Hampshire .


 
Websites:

Edwin Eugene Bagley

Biography by wikipedia.org.

Edwin Eugene Bagley  (1857-1922) has at least 2 item(s) at the Amazons which you can order on-line by clicking the item's order icon.

National Emblem By E.E Bagley. Publisher: Walter Jacobs Suppliers: Printed: 1907. Sheet Music 5 pages. Limited Availability.

National Emblem March That's What the Red, White and Blue Means By E.E Bagley. Publisher: Walter Jacobs Suppliers: Printed: 1919. Sheet Music. Limited Availability.