Rainbow Records was a record label

Record label

In the music industry, a record label is a brand and a trademark associated with the marketing of music recordings and music videos. Most commonly, a record label is the company that manages such brands and trademarks, coordinates the production, manufacture, distribution, marketing and promotion,...

 based in the United States of America

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 in the 1920s which featured recordings of Christian

Christianity

Christianity is a monotheistic religion based on the life and teachings of Jesus as presented in canonical gospels and other New Testament writings...

 gospel music

Gospel music

Gospel music is music that is written to express either personal, spiritual or a communal belief regarding Christian life, as well as to give a Christian alternative to mainstream secular music....

, hymn

Hymn

A hymn is a type of song, usually religious, specifically written for the purpose of praise, adoration or prayer, and typically addressed to a deity or deities, or to a prominent figure or personification...

s, and spirituals

Spiritual (music)

Spirituals are religious songs which were created by enslaved African people in America.-Terminology and origin:...

.

Rainbow Records were made by the Rodeheaver Record Company of Chicago, Illinois, which in turn was owned by trombonist and composer

Composer

A composer is a person who creates music, either by musical notation or oral tradition, for interpretation and performance, or through direct manipulation of sonic material through electronic media...

 Homer Rodeheaver

Homer Rodeheaver

Homer Alvan Rodeheaver was an American evangelist, music director, music publisher, composer of gospel songs, and pioneer in the recording of sacred music.- Early career :...

.

Rainbow Records were standard lateral-cut "78" double-sided disc records

Gramophone record

A gramophone record, commonly known as a phonograph record , vinyl record , or colloquially, a record, is an analog sound storage medium consisting of a flat disc with an inscribed, modulated spiral groove...

. The audio fidelity is decidedly below average for the era, and all are acoustically recorded. Some seem to have been recorded and pressed by Gennett Records

Gennett Records

Gennett was a United States based record label which flourished in the 1920s.-Label history:Gennett records was founded in Richmond, Indiana by the Starr Piano Company, and released its first records in October 1917. The company took its name from its top managers: Harry, Fred and Clarence Gennett....

.