Just like with paper dollars you hold in your physical wallet, a bitcoin wallet is a digital wallet where you can store, send, and receive bitcoins securely. (blog.blockchain.com)
Citizens were then given paper dollars for their gold, at a price of $ 20.67 per ounce. (sovereignman.com)
The huge spike in gold prices started right around the time when the Bretton Woods agreement collapsed in 1971 and US paper dollars couldn't be converted to gold anymore. (hardassetsalliance.com)