UM Gymnastics Team, 1931, posed on parallel bars

(negative damaged)

John Bremm, his prison bars. A temperance story

Mode of access: Internet.

Causes and control of cracking in concrete reinforced with high-strength steel bars : a review of research /

Mode of access: Internet.

Corrosion evaluation of epoxy-coated, metallic-clad and solid metallic reinforcing bars in concrete /

"December 1998."

A review of motorcycle crash bars and their role in injury prevention. Final report.

National Highway Traffic Safety Administration, Washington, D.C.