Friedrich Seitz
Friedrich Seitz (1848-1918) was a German composer and violinist.
He was an acclaimed violinist and music teacher, who wrote a substantial body of work including symphonies, operas and chamber music. He is best known for his five violin concertos, regarded as teaching concertos, which he wrote especially for his students.
Piano accompaniment tracks for all of Seitzs Student Violin Concertos can be found on this website. Links for the works are below.