Help !

Can anyone help identify these unplated flaws, cracks and markings. If you have a block which has one these flaws,  or if you can plate its position, or even, if you have a copy. Please let me know, or even better, send me a image.

contact Mark

3d. Official with two small dashes from top right of Tiki. Two copies found.

4d.Mitre peak with a flaw below the 'G' of postage. Two copies found.

8d. Tuatara with three small dots above snout. Two copies found.

8d. Tuatara with plate crack(?) from lower right corner. Two copies found.

1/- Tui Official with distinct mark below Karaka branch. Six copies found.