7 things I didn't know last month

1. We would have to buy a new bed
2. The 'Guitar Slinger' had left town
3. Rifles have a spiral ridge running inside the length of the barrel
4. The bell in St Paul's Cathedral is called 'Great Paul'
5. You can still buy (reconditioned) GPO 746 phones
6. How to fit a window
7. The 'Check Engine' light in our car can mean that the petrol cap needs tightening