Summary: in the first floor reference area do not have gussets These first floor shelving units are bolted to the floor but not braced to each other or to the wall they are all free standing The seven shelf high shelving units on the second and third floors do have gussets These second and third floor shelving units are not braced to each other or to the wall they are all free
Image Dimensions: 640 x 480
Image originally found here.