Born: May 5, 1867, Bath, England.
Died: May 4, 1953, Rockport, Massachusetts.
Buried: Beech Grove Cemetery, Rockport, Massachusetts.
Tertius was the husband of Meriel Maude Stubbs.
He studied at the Royal College of Music (RCM) with Charles Stanford and others. He became a fellow of the RCM in 1905.
He served as a church organist in Cambridge and Colchester, then moved to Ely Cathedral in 1892 as organist and choirmaster.
In 1898, he went to York Minster, where he founded the York Symphony Orchestra, directed the York Musical Society, conducted the York Pageant, and revived the York Musical Festival after a lapse of 75 years.
He became an honorary fellow of the Royal College of Organists in 1905.
In 1913, he moved to New York City, where he was organist at St. Thomas’ Episcopal Church, and established its choir school and a boys’ choir.
He wrote a wide range of music, but only his services, anthems and hymn tunes are still performed regularly.
In addition to composing, he wrote about music education, helped edit the 1916 Protestant Episcopal hymnal, and served on the music committee that prepared its 1940 successor.