An Australian 1956 Penny looks almost exactly the same as any other Australian Penny minted from 1955 to 1964 inclusive.
A 1956 Penny minted in Perth will have a mintmark (.) after the "Y" in PENNY (Y.). The Melbourne Penny has no mintmark.
See the 1964 penny at the link below.
An Australian 1956 Penny looks almost exactly the same as any other Australian Penny minted from 1955 to 1964 inclusive.
A 1956 Penny minted in Perth will have a mintmark (.) after the "Y" in PENNY (Y.). The Melbourne Penny has no mintmark.
A "proof" coin will have a very fine finish and the flat surfaces will be almost mirror-like. Also, it will probably suitably packaged to protect the finish from handling.
An Australian 1959 bronze Penny (Elizabeth II)(minted in Melbourne), uncirculated and in absolute mint condition could fetch up to $160 AUD. If it has been circulated but still in good condition, it might fetch anything from $1 to $30 AUD. There were 1.617 million minted. An Australian 1959 bronze Penny (Elizabeth II)(minted in Perth), uncirculated and in absolute mint condition could fetch up to $22 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.50 to $3 AUD. There were 14.428 million minted. An Australian 1959 bronze Penny (Elizabeth II)(minted in Melbourne) (Proof), could fetch up to $1,575 AUD. There were 1,506 minted. An Australian 1959 bronze Penny (Elizabeth II)(minted in Melbourne) (Unique Proof - struck in silver), could fetch up to $25,000 AUD. An Australian 1959 bronze Penny (QE II)(minted in Perth) (Proof), could fetch up to $1,400 AUD. There were 1,030 minted. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1955 bronze Penny (Elizabeth II)(minted in Melbourne - no mintmark), uncirculated and in absolute mint condition could fetch up to $50 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.75 to $8 AUD. There were 6.936 million minted. An Australian 1955 bronze Penny (Elizabeth II)(minted in Perth - mintmark = Y.), uncirculated and in absolute mint condition could fetch up to $65 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.75 to $7 AUD. There were 6.202 million minted. An Australian 1955 bronze Penny (Elizabeth II)(minted in Melbourne - no mintmark)(Proof), could fetch up to $1,100 AUD. There were 1,200 minted. An Australian 1955 bronze Penny (Elizabeth II)(minted in Perth - mintmark = Y.)(Proof), could fetch up to $10,500 AUD. There were 301 minted. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1964 bronze Penny (Elizabeth II)(minted in Melbourne - no mint mark), uncirculated and in absolute mint condition could fetch up to $10 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.75 to $3 AUD. There were 10.0 million minted. An Australian 1964 bronze Penny (Elizabeth II)(minted in Perth - mint mark = Y.), uncirculated and in absolute mint condition could fetch up to $10 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.75 to $3 AUD. There were 54.590 million minted. An Australian 1964 bronze Penny (Elizabeth II)(minted in Perth - mint mark = Y.)(Proof - Unique), uncirculated and in absolute mint condition could fetch up to $22,000 AUD. A reputable coin dealer will be able to give a more accurate valuation. 1964 was the last year the Australian Penny was minted.
An Australian 1950 bronze Penny (George VI)(minted in Melbourne - no mintmark), uncirculated and in absolute mint condition could fetch up to $55 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.50 to $14 AUD. There were 36.358 million minted. An Australian 1950 bronze Penny (George VI)(minted in Perth - mintmark = Y.), uncirculated and in absolute mint condition could fetch up to $180 AUD. If it has been circulated but still in good condition, it might fetch anything from $1 to $38 AUD. There were 21.488 million minted. An Australian 1950 bronze Penny (George VI)(Proof)(minted in Perth - mintmark = Y.), uncirculated and in absolute mint condition could fetch up to $50,000 AUD. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1947 bronze Penny (George VI)(minted in Melbourne - no mintmark), uncirculated and in absolute mint condition could fetch up to $65 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.75 to $15 AUD. There were 6.759 million minted. An Australian 1947 bronze Penny (George VI)(minted in Perth - mintmark = Y.), uncirculated and in absolute mint condition could fetch up to $625 AUD. If it has been circulated but still in good condition, it might fetch anything from $2.50 to $90 AUD. There were 4.49 million minted. An Australian 1947 bronze Penny (George VI)(Proof)(minted in Perth - mintmark = Y.), uncirculated and in absolute mint condition could fetch up to $45,000 AUD. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1948 bronze Penny (George VI)(minted in Melbourne - no mintmark), uncirculated and in absolute mint condition could fetch up to $48 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.75 to $12 AUD. There were 26.616 million minted. An Australian 1948 bronze Penny (George VI)(minted in Perth - mintmark = Y.), uncirculated and in absolute mint condition could fetch up to $1,250 AUD. If it has been circulated but still in good condition, it might fetch anything from $2.50 to $150 AUD. There were 1.533 million minted. An Australian 1948 bronze Penny (George VI)(minted in Perth - mintmark = Y.)(Proof), uncirculated and in absolute mint condition could fetch up to $50,000 AUD. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1949 bronze Penny (George VI), uncirculated and in absolute mint condition could fetch up to $50 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.75 to $12 AUD. There were 21.412 million minted. A reputable coin dealer will be able to give a more accurate valuation.
In 1942, At the Philadelphia mint there were 657,828,600 minted for circulation, and 32,600 proof pennies minted. At the Denver mint there were 206,698,000 minted. At the San Francisco mint there were 85,590,000 minted.
An Australian 1927 bronze Penny (George V)(Proof), uncirculated and in absolute mint condition could potentially fetch up to over $100,000 AUD on current values. Australian Proof coins from this period were minted in very small quantities. If Proof coins were minted at all, quantities of 5 to 50 coins per year would be normal. If you think you might have a genuine Proof coin, I suggest that you take it to a reputable coin dealer for authentication and valuation.
An Australian 1963 bronze Penny (Elizabeth II), uncirculated and in absolute mint condition could fetch up to $12 AUD. If it has been circulated but still in good condition, it might fetch anything from $0.50 to $3 AUD. There were 10.258 million minted. An Australian 1963 bronze Penny (Elizabeth II)(Proof), could fetch up to $1,475 AUD. There were 1,100 minted. A reputable coin dealer will be able to give a more accurate valuation.
A "D" means that the penny was minted in Denver An "S" means that the penny was minted in San Francisco (note - only proof cents are now minted there) A penny without a mint mark was minted in Philadelphia
No 1937 Australian Pennies were minted for general circulation. There were 10 trial pattern coins minted with the usual King George VI on the obverse and kangaroo on the reverse. Possibly valued at $100,000 AUD. There were 8 trial pattern Uniface coins minted with "MODEL" on the obverse and kangaroo on the reverse. Possibly valued at $40,000 AUD. There was 1 trial pattern Uniface silver minted with "MODEL" on the obverse and kangaroo on the reverse. Possibly valued at $50,000 AUD.