Why do we call a QB a QUARTERBACK ?

[Lobotommy]

.....hey, all you Pros out there?

For me as a "German" it is hard to realize why a QB is called a QB?
Who can give the answer ?

:confused:

Thanks ..... :)

PS:
if you have any online-sources for me, just give me the link - ok?

GO KENDALL NEWSON ..... do it for the Fins....