The complete set in detail

RD001
SG No. O82
1903 - Official stamp for Prussia : Inscription 'Frei durch Ablösung Nr. 21' - blue-grey ; 2 Pfg.

RD002
SG No. O83
1903 - Official stamp for Prussia : Inscription 'Frei durch Ablösung Nr. 21' - brown ; 3 Pfg.

RD003
SG No. O84
1903 - Official stamp for Prussia : Inscription 'Frei durch Ablösung Nr. 21' - green ; 5 Pfg.

RD004
SG No. O85
1903 - Official stamp for Prussia : Inscription 'Frei durch Ablösung Nr. 21' - red ; 10 Pfg.

RD005
SG No. O86
1903 - Official stamp for Prussia : Inscription 'Frei durch Ablösung Nr. 21' - blue ; 20 Pfg.

RD006
SG No. O87
1903 - Official stamp for Prussia : Inscription 'Frei durch Ablösung Nr. 21' - red and black / yellow ; 25 Pfg.

RD007
SG No. O88
1903 - Official stamp for Prussia : Inscription 'Frei durch Ablösung Nr. 21' - carmine and black ; 40 Pfg.

RD008
SG No. O89
1903 - Official stamp for Prussia : Inscription 'Frei durch Ablösung Nr. 21' - carmine and black / brown-black ; 50 Pfg.