Most shoes have such distinct shapes that it is entirely unnecessary to label them Left and Right. This is a right shoe. It could not be anything else. And this in turn is a left shoe outsole, and could not be anything else. read more
Special lathes for gun stocks would deliver the basics to build last making machines capable to produce a mirrored copy that could make a right and a left last. Starting in the 1800 lefts and rights where not so unusual, by the 1900 lefts and right were well established. read more