In the modren era, climbing that ladder takes you past some questionable situations.
19/22 2/5 9/10 3/5 8/8 4/5 5/7 2/4 4/4 5/6 8/12 3/6 9/10 1/22 1/6 3/4 12/12 6/25 5/11 9/15 1/5 2/4 6/15 4/5 9/12 9/9 6/8 2/5 9/21 5/8 4/17 5/5 6/6 1/6 2/11 6/8 2/7 7/7 4/4