Obverse 6: Used on 1953 Melbourne strikings, the F:D has been removed. The I in GRATIA points at a denticle gap.
There are 116 round rim beads.
Obverse 7: This reverse was used for the 1953 Perth mintages. The I in GRATIA now points at a rim bead.
There is one more bead than obverse 6 at 117 round beads.
Obverse 8: Used at Melbourne and Perth for 1955, 1956, 1958, 1959 and 1964, this is similar to reverse 6, but the F:D has been re-introduced in the legend. The I in GRATIA points to a bead and so does the I in ELIZABETH.
There are 120 round beads.
Obverse 9: Used from 1955 to 1964 for Perth coins, The I's (GRATIA and ELIZZABETH) now point at a gap. This obverse was supposed to be for 1956 coins, but was used on some 1955 coins with the G reverse making some people believe it is a Mule.
There are 116 rim beads.
Reverse D: Used at Melbourne mint in 1953 and 1964.
The P in PENNY and U in AUSTRALIA point to thick denticles while the Y, I and A point to the thin ones.
There are 81 of each denticle.
Reverse G: Similar to the reverse D but the P in PENNY points to a thin denticle and the Y points to a thick one. There are 81 of each denticle.
Reverse H: Similar once again to the D reverse. The P in PENNY now points to a thick denticle and the Y points to a thin one. Once again, there are 81 of each denticle.
Reverse I: This reverse was used at the Perth mint from 1956 to 1964. Identify it by looking at the uprights in the N's in PENNY. The first has them points at thick denticles while the second N points at thin ones.