The dynamic high-achieving architect shown in this 1960s television commercial may have a pipe, a glamorous Ford Mustang and a pair of brand new Ward's shoes but why does he walk over his pristine carpet straight from the muddy building site? His sealed leather soles ,from one of the East Midlands' many thriving shoe firms, may be keeping his feet dry but he's taking a big risk with that expanse of freshly laid wall-to-wall.