Flitch of bacon custom sites and the Dunmow flitch is referred to in Chaucer. The awarding of a flitch at both sites seems to have been an exceedingly rare event. The Dunmow tradition was revived in Victorian times, largely inspired by a book ("The Flitch of Bacon") by William Harrison Ainsworth. Flitch trials are still held in modern times at Great Dunmow. A counsel is employed to cross-examine the nominated couples and attempt to show they are undeserving of the award. There is evidence that the flitch of bacon tradition existed outside Britain in mainland Europe and some would push its origins back as
Flitch beam from "The American Architect and Building News" compares three alternatives in a hypothetical railway station “in which the second story is devoted to offices, and where we must use girders to support the second floor of 25-foot span, and not less than 12 feet on centres if we can avoid it. This would give us to be supported by the girder a floor area of 12’ x 25’ = 300 square feet” and 31,500 pounds of load. After performing calculations the beams compare as follows: The article also cites the fire-retardant character of the flitch beam, “in case of a