The Permanent Way

i'll tell you the answer if you'll help me with a problem i have

if a hen and a half, lay and egg and a half, in a day in a half, how many pancakes does it take to shingle a dog house

The only way you're going to get this answer is to march down to a serious (nonbranch) public or university library and ask a librarian for help into finding a railroad engineering book published in that time or find an engineering heavy railroad history book.

Try this: http://www.encyclopedia.com/topic/Railroads.aspx

BBB