The complete set in detail

R667
Sc.No. B169
1940 - Second national stamp exhibition at Berlin : Hall of honor at chancellery at Berlin - green ; 24 Pfg.+ 74 Pfg.

R668
Sc.No. B170
1940 - Hitler's 51th birthday : Watermark 'swastikas' - brown-red ; 12 Pfg. + 38 Pfg.

R672
Sc.No. B176
1940 - Heligoland's 50th year as part of Germany : View of Heligoland - yellow-green and red ; 6 Pfg. + 94 Pfg.

R681
Sc.No. B183
1940 - Winter Relief Fund : New German theatre at Prague - lilac-brown ; 15 Pfg. + 10 Pfg.

R684
Sc.No. B186
1940 - 50th birthday of development of diphteria antitoxin : Emil von Behring - dark green ; 6 Pfg. + 4 Pfg.

R685
Sc.No. B187
1940 - 50th birthday of development of diphteria antitoxin : Emil von Behring - ultramarine ; 25 Pfg. + 10 Pfg.