Anonymous redrawing of Cruikshank's [1813] version. 1819. Colored etching. British Museum, London.. (Source: Shikes, R. E., 1969, The Indignant Eye: The Artist as Social Critic in Prints and Drawings from the Fifteenth Century to Picasso, Beacon Press, Boston.)

A Free Born Englishman!

Shikes (p 88) points out that the trope of the padlocked mouth and shackles had been well used at the time. The same could be said today, 200 years later. There is no mistaking the meaning of the metonymy of the padlock here.