April 6, 1874, Brodheadsville, Pennsylvania.

September 20, 1938, Hoboken, New Jersey.

Buena Vista Cemetery, Brodheadsville, Pennsylvania.

Calvin was the son of Nathan Laufer and Angelina Weiss, and husband of Ellen Florinda Metzger.

Laufer attended Franklin and Marshall College, Lancaster, Pennsylvania (BA 1897, MA 1900), and Union Theological Seminary, New York City (1900). After ordination as a Presbyterian minister, he pastored at the Steinway Reformed Church, Long Island City, New York (1900–05) and the First Presbyterian Church, Hoboken, New Jersey (1905–15). He then served as a field representative for the Presbyterian Board of Publication and Sunday School Work (1914–24), and the Presbyterian Board of Christian Education (1925–38). He helped edit the Presbyterian Hymnal of 1933 and the Handbook to the Hymnal, 1935. His other works include:

  1. Holy Father, Bless Us
  2. Holy Father, God of Might
  3. Like Thee, Dear Master, Help Us Feel
  4. My Life, Dear Lord, I Give to Thee
  5. O Magnify the Lord with Me
  6. O Master of the Loving Heart
  7. O Thou Eternal Christ of God
  8. Our Hearts, Dear Lord, Are in the Hills
  9. We Thank Thee, Lord, Thy Paths of Service Lead
  10. When Comes the Golden Sunset
  1. Armentrout
  2. Covert, 1928
  3. Evening Light
  4. Field
  5. Hall
  6. Littlefield
  7. Magnify