Description: Congress of the British Empire Chambers of Commerce, Wellington. 0.5d 4 blocks showing the 4 positions on the sheet of the plate number. 

Number of Stamps in the Set: 5

Condition: Mint never hinged.

Catalogue numbers (Stanley Gibbons 2024): 593, Campbell Patterson: S20a 

Catalogue Price:  Campbell Patterson, NZ$10 each block