The complete set in detail

R573
SG No. 614
1936 - Sixth international local govt congress : Watermark 'swastikas' - sepia ; 3 Pfg.

R574
SG No. 615
1936 - Sixth international local govt congress : Watermark 'swastikas' - green ; 5 Pfg.

R575
SG No. 616
1936 - Sixth international local govt congress : Watermark 'swastikas' - carmine ; 12 Pfg.

R576
SG No. 617
1936 - Sixth international local govt congress : Watermark 'swastikas' - ultramarine ; 25 Pfg.