Tunbridge was one of Richard Carlile's volunteer shopmen, brought to trial through efforts of the Society for the Suppression of Vice. He was sentenced to two years' imprisonment.

In 'Yarmouth Notes, 1830-1872,' Frederick Danby Palmer presents a collection of observations and anecdotes from the files of the Norwich Mercury, offering a rare glimpse into the social and political landscape of the mid-19th century Norfolk region. Written in a straightforward and informative style, Palmer's work provides valuable insights into the daily lives, customs, and events of the period, making it a valuable resource for historians and enthusiasts of British local history. The book is structured as a series of notes, each offering a snapshot of a particular moment or story, creating a mosaic of life in Yarmouth during this time.