4 ms·
Except that they are not significantly out of scope or intention. At time, there was a fair amount of innovation going on in the field, and the concept of peop
by JdeBP 8y ago
Except that they are not significantly out of scope or intention. At time, there was a fair amount of innovation going on in the field, and the concept of people riding mechanical devices on the pavement already existed. The velocipede had already been around for nearing a couple of decades.