Haldor Lillenas was "one of the most important twentieth-century gospel hymn writers and publishers" and is regarded as "the most influential Wesleyan/Holiness songwriter and publisher in the 20th century". Lillenas was an ordained minister in the Church of the Nazarene, author, song evangelist, poet, music publisher and prolific hymnwriter, who is estimated to have composed over 4,000 hymns, the most famous being Wonderful Grace of Jesus. In 1931, Lillenas was the producer of Glorious Gospel Songs, the first hymnal for the Church of the Nazarene. In 1982, Lillenas was inducted into the Gospel Music Hall of Fame.
Information quoted from https://en.wikipedia.org/wiki/Haldor_Lillenas
A memorial to Haldor Lillenas is found in Herald of Holiness - September 30, 1959.
Full-text pdf files of Herald of Holiness, Volume 43, published from March 10, 1954 toMarch 2, 1955. The Herald of Holiness (now titled "Holiness Today") is the denominational publication for the Church of the Nazarene. The magazine serves Nazarenes around the world and all Christians seeking holiness material. Holiness Today is a print magazine with articles geared to enhance holiness living by connecting Nazarenes with our heritage, vision, and mission through stories of God at work in the world. Articles are written by pastors, lay experts in various fields, and denominational leaders.