<Tr> <Td> Georgia Tech </Td> <Td> 8--0 - 1 </Td> <Td> John Heisman </Td> <Td> BR </Td> <Td> </Td> </Tr> <Tr> <Td> Pittsburgh </Td> <Td> 8--0 </Td> <Td> Glenn "Pop" Warner </Td> <Td> BR, HAF, HS, NCF, PD </Td> <Td> </Td> </Tr> <Tr> <Td> 1917 </Td> <Td> Georgia Tech </Td> <Td> 9--0 </Td> <Td> John Heisman </Td> <Td> BR, HAF, HS, NCF </Td> <Td> </Td> </Tr> <Tr> <Td> 1918 </Td> <Td> Michigan </Td> <Td> 5--0 </Td> <Td> Fielding H. Yost </Td> <Td> BR, NCF </Td> <Td> </Td> </Tr>

Who has the most college football championships of all time