Corkscrews, invented around 1800, are an interesting collectible and can be relatively affordable (especially the more modern, 20th-century advertising-type corkscrews). There are two types of corkscrews: those where the power comes from the person operating the mechanism (known as a straight pull) and those with a mechanism that produces the power. Antique and vintage corkscrews come in a wide variety of shapes (including novelty...Continue Reading