Route 130 S. to 42 S. (the exit will be on the left).
After the 295 intersections, turn right on the 55S. exit wihch will quickly appear.
Take 55S. to the 322 E. exit (it will be the fourth Glassboro exit).
322 goes through the center of campus. Cross the RR tracks and a huge parking lot on the left.
The library will be right, a few buildings past the lot.