By the Numbers in 1921
World Population
—
UK Life Expectancy
50.2 years
US Life Expectancy
51.4 years
Gold Price (per oz)
$20.68
Dow Jones Index
68
US National Debt
—
Sovereign Nations
55
How Much Did Things Cost in 1921?
| Item | UK | US |
|---|---|---|
| Average house price | £310 | $4,100 |
| Average salary | £105 | $1,230 |
| Pint of milk | 2d | $0.07 |
| Loaf of bread | 4d | $0.10 |
| Dozen eggs | 1s 4d | $0.52 |
| Pint of beer | 4d | Prohibited |
Technology and Inventions in 1921
Radio ownership was growing rapidly. The first in-flight movie was shown on a test flight. Insulin was discovered by Banting and Best in Toronto, transforming diabetes from a death sentence. Automobiles were becoming a common sight on city streets, though horses still shared the roads.
- ● Frederick Banting and Charles Best discover insulin
- ● First radio sports broadcast — boxing match on KDKA
- ● Chanel No. 5 perfume launched
- ● Albert Einstein awarded the Nobel Prize in Physics
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