Australian Postage Dues

Varieties and Imprint Blocks
Imprint 1902 Incomplete Base, 1902-09 Design Completed, 1909-10 Crown Over Double Lined A Watermark, Perf 12x12½, , 1912-23 Crown Over Double Lined A Watermark, Thin Paper, 1922-30 Narrow Crown Over A Watermark Postage Dues
SGD1 to SGD98

Varieties and Imprint Blocks
1931-36 C of A Watermark, 1938 C of A Watermark, Redrawn Frame, 1946-57 C of A Watermark, Redrawn Values, , 1953-59 C of A Watermark, High Values, 1958-60 No Watermark Postage Dues
SGD100 to SGD141