However it was still renumbered by replacing the first two numerals to ' 44 ' making the number 4470 .
It was also the only original A1 to not be rebuilt by the LNER as an A3 .
It was still renumbered by replacing the first two numerals to ' 44 ' making the number 4470 .
It was also the only original A1 to not be rebuilt by the LNER as an A3 .