Bicycles throughout the world use simple standardised interchangeable parts. Unlike many modern products, the technology used in bicycles is simple enough for many bicycle users to make simple repairs to their own vehicles. This article describes bicycle repair techniques.
... 2,000; and 1,000 different editions
are preserved in the British Museum. The
Bullingen collection, donated to the city of Cologne in
1838, contained at the time 400 ...