1/2d Green, Large Multi Wmk, 1918-1923

Printed by JB Cooke using Electros 4 & 5 in 1917, and by TS Harrison in 1918, using Electros 4,5,6 & 7. Standard texts used to identify these varieties are:

Dix, VW, & Rowntree, AW, 1995, The Australian Commonwealth George V Halfpenny, 3rd Edition, British Society of Australian Philately

Kellow, J (Ed.) 2014, The Australian Commonwealth Specialists' Catalogue: King George V, Centenary of the King George V Definitives, 1914-2014, Brusden-White