Farthings were made from bronze. If you have a silver Farthing, somebody has plated it and it is subsequently of no value as a collectible.
All British 20th century Farthings were made from bronze.
If you have a silver Farthing, it is because somebody has plated it.
Modified coins have no collector value.
Farthings from this period were made from bronze. If your Farthing appears to be silver, somebody has silver plated it.
Modified coins have no collector value.
There was no British 1907 Crown (Five Shillings) minted.
1902 and 1907 silver dimes
57.00
Your coin is a British coin. British coins do not have the country name on them. Since it is a 1907 coin, the man on the front would be King Edward VII. The man in a wheel chair with a pitch fork on the back would Britannia, the female goddess who personifies Britain. She is usually shown seated on a rock holding a shield and trident. Coins featuring Britannia on the reverse in 1907 would be the bronze Penny, Halfpenny or the Farthing (quarter Penny). The Penny is 30.81mm in diameter. The Halfpenny is 26mm in diameter. The Farthing is 20mm in diameter. Please decide which you have and submit a new question.
There were no $5 silver certificates issued that year, only United States Notes. Please see the question "What is the value of a 1907 US 5 dollar bill?" for more information.
Any collector value would depend greatly on when they were minted, what condition they are in, and whether they are circulated or uncirculated. British Threepences minted from 1907 to early 1920 are made from sterling silver. British Threepences minted from late 1920 to 1937 are made from a 50% silver alloy. Depending on the year - Uncirculated mint condition sterling silver Threepences might get anything from £12 to £30 GBP. Circulated sterling silver Threepences might get anything from £1 to £25 GBP. Uncirculated mint condition 50% silver Threepences might get anything from £15 to £90 GBP. Circulated 50% silver Threepences might get anything from £1 to £35 GBP.
around 1 great british pound
A British 1907 silver Maundy Twopence (KE VII), uncirculated and in absolute mint condition could fetch up to £10 GBP. If it has been circulated but still in good condition, it might fetch up to £6 GBP. A reputable coin dealer will be able to give a more accurate valuation.
There was no Australian currency in 1907. Any Crown (Five Shillings) coins in circulation in Australia in 1907 would have been British Crowns, and there were no British 1907 Crowns minted either. 1937 and 1938 were the only two years that Australia produced a Crown (Five Shilling) coin.
20-200 usd
The 1937 5 mark is 90% silver. With later year being less down too about 60 percent.
Most coin dealers do buy coins, try one.