The device at boot

The photo shows the original device, which enjoyed a significant popularity among bootleggers during Prohibition in the United States. It is a metal plate which is attached to the base of the wooden bars in the shape of a cow hoof. By attaching a "sole" to his shoes and leaving a false trail, clandestine bootleggers could considerably complicate the lives of federal agents. See also: How do you think that is? Useful stuff for rasteryasha. Unusual accommodation. Kissinger: A device for transmitting a kiss over long distances. There is a mobile phone runs on Coca-Cola. Lock the refrigerator. Horizontal shower - it's cool.

Source: copypast.ru/2012/05/16/postzagadka_foto.html