The Pattern 237 is one of 2661 wooden mechanical patterns from the pattern store on the second floor of the House Mill (Location: https://goo.gl/maps/MuzyR47wtoZfDWNM7/)
During the 19th century, they were made by carpenters as the precise wooden replica of every single part of different machines to cast replacement components for broken machines.
The pattern 237 shows the beauty of machinery in the 19th century.
The House Mill official website: https://housemill.org.uk/