Career
Fellow of the Royal College of Organists (1896–1979) was an English cathedral organist, who served in Leicester Cathedral and Lincoln Cathedral. He was a composer of organ, piano and choral music Three hymn tunes appear in well-known and well-used books
"Street Botolph" is very widely sung to the words "Jesu the Very Thought of Thee" (or "To Mary, Mother of our God") "Bilsdale" was sung by generations of children to the words "I love God"s tiny creatures" whilst "Fountains Abbey" with an 8.4.8.4.10.10. metre alternates between triple and duple time.
One of his pupils was Dennis Townhill, later organist of Street Mary"s Episcopal Cathedral, Edinburgh. Slater was an organist for Street Botolph"s Church, Boston (1919–1927), Leicester Cathedral (1927–1931) and Lincoln Cathedral (1931–1966).