According to the Internet source given below, b. 21.5.1921 Richard Rudolf Klein studied composition at the "Hochschulinstitut für Musikerziehung", Trossingen with Hans Brehme and Philipp Mohler. He taught at the "Bundesakademie", Detmold from 1949, the "Musikhochschule", Frankfurt from 1960 and was appointed professor in Frankfurt in 1965

Websites:
	Richard Rudolf Klein	Brief biography by www.accordion-online.de

Recorder Sheet Music

Ein heller Tag bricht an (Choral work with A) Choral Score. 12 pages. For Youth Choir (SMezA) with Instruments (Flute [Treble Recorder], 2 Violins, Violoncello). This edition: ED 4239-01. Level: 2 Part: Flute(Treble Recorder). . 6 pages. ISBN 9790001049795. This edition: ED 42 - Part: Violin I. 6 pages. ISBN 9790001049801. This edition: ED 4239-12. - Part: Violin II. 6 pages. ISBN 9790001049818. This edition: ED 4239-13. - Part: Cello/Double Bass. 6 pages. ISBN 9790001049825. This edition: ED 4239-14. - Publisher: Schott & Co. Ltd. (49031448)

Kantate zum Erntefest (Choral work with A) Score. 16 pages. . For Youth Choir (SMez) with Flute or Treble Recorder and 2 Violins. This edition: ED 4518. Level: 1 Part: Choral Score. 4 pages. ISBN 9790001052955. This edition: ED 4518-01. - Part: Treble Recorder (Flute). 4 pages. ISBN 9790001052962. This edition: ED 451 - Part: Violin I/II. 6 pages. ISBN 9790001052979. This edition: ED 4518-12. - Publisher: Schott & Co. Ltd. (49015116)

Sonatine in C (D/Piano) Score and 1 part. 16 pages. For Recorder c2, Harpsichord (Piano). Publisher: Carus Verlag (1110500)

Sonatine in D (A/Piano) Score and 1 part. 12 pages. or Recorder f1, Piano. Publisher: Carus Verlag (1112400)

Festtagsmusiken (Festival Music) (D/A/T) for 2 violin, violoncello or flute, oboe, bassoon. Publisher: Heinrichshoven's Verlag (N03429)