From 287 take 24 East to the Summit Ave exit. Turn left at the top of the ramp and then left again so that you go back onto 24 headed West. Take exit 7a for Chatham and bear right onto 124 (Main St). Follow Main St. through the traffic lights at University and Hillside Avenues. The Library is to your right about 1/2 block past the Hillside Ave traffic light. 
From The Garden State Parkway take 78 West to 24 West. Take exit 7a for Chatham and bear right onto 124 (Main St). Follow Main St. through the traffic lights at University and Hillside Avenues. The Library is to your right about 1/2 block past the Hillside Ave traffic light.