Gerrit Stulp (1935-2019) was a Dutch organist, conductor and composer. Before his time on the conservatory Stulp received his education from George Stam and Piet Post. On the Groningen conservatory he took classes with Wim van Beek and on the The Hague conservatory with Nico van den Hooven. He mainly composed choral works and organ works.
This little fugue is on an old Dutch hymn 'O zalig, heilig Bethlehem' for Christmas. Freely translated: O blessed, holy Bethlehem. It is based on the hymn 'O sola magnarum urbium' from Aurelius Prudentius Clemens (348-405!).