Answer:
anywhere from 40 to 33 year follow the transcontinental rail road
Step-by-step explanation:
the transcontinental rail road does have a set date that it was first in operation because they were still adding onto it until 1869 and the Wright Brothers first take flight until 1903 and by doing simple math you will find that there was anywhere from 33 to 40 years in-between the two unless my math is off by a little bit