A Farthing? A Sixpence or a Shilling?

Dec .7th 2010A Farthing for your thoughts,Nope it sounds better as a penny. Planing a trip to EnglandTEN U.S. DOLLARS is worth about 6.38 POUNDSCheck the currency rate on the internet before the trip.,Well when I traveled the currency was always confusing. I wish someone had helped me to understand.I Knew a pound note only.Tried to keep track of the paper money.figured a crown was more because it