When an Army engineer prophesied last fall (TIME, Oct. 26) that some fine day the shattering clangor of pneumatic rivet-hammers would no longer be heard upon the metallic skeletons of city buildings, ...

Vern Mesler is a retired metal fabricator from Michigan, who now teaches welding at Lansing Community College. He also has a passion for saving old riveted bridges. "An engineer, they wrote books, ...