Flitch of bacon custom does not seem to have been claimed very often. Horace Walpole, who visited Whichnoure in 1760, reported that the flitch had not been claimed for thirty years and that a real flitch of bacon was no longer kept ready at the manor. A replacement, carved in wood, was now displayed over the mantle of the fireplace in the main hall, presumably in order to continue to meet the conditions of the original land grant. Walpole is quite taken by this tradition and mentions it in several letters to his friends. In a letter to the Countess of Ailesbury (Lady Caroline
Flitch beam fire would not probably affect the iron until the wooden beams were badly burned.” With the advent of high-strength engineered lumber, the advantages of flitch-beams disappeared. For example, comparing the capacity of 2 beams spanning 18 feet: Additionally, use of this type of beam has greatly declined due to the high cost of labor. Engineered lumber can be cut to length and installed much like sawn lumber; the flitch requires shop fabrication and/or field bolting. This, coupled with a much increased self-weight of the beam (11.4 pounds (5.2 kg) for engineered wood vs. 25.2 pounds (11.4 kg) for a flitch