The complete set in detail

ES18
SG No. EO202
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 5 Pfg. ; yellow-green

ES19
SG No. EO203
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 10 Pfg. ; blue-green

ES20
SG No. EO204
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 12 Pfg. ; green-blue

ES21
SG No. EO205
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 15 Pfg. ; darkviolet

ES22
SG No. EO206
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 20 Pfg. ; olive

ES23
SG No. EO207
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 25 Pfg. ; dark green

ES24
SG No. EO208
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 30 Pfg. ; carmine-red

ES25
SG No. EO209
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 40 Pfg. ; carmine-red

ES26
SG No. EO210
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 50 Pfg. ; lilac

ES27
SG No. EO211
1955 - Official stamp, compass : Background lined and arc project at right, watermark 'DDR and posthorn' - 70 Pfg. ; dark brown

ES28
SG No. EO212
1955 - Official stamp, compass : Background lined and arc project at left, watermark 'DDR and posthorn' - 20 Pfg. ; olive