Dan Thompson on Twitter: "@Sallykerinht @JENNIFE55690269 @t_hewlett Oddly, "Saggar Maker's Bottom Knocker" seems to have been a comedy staple in the 1950s-early 1960s. It comes up a few times in old BBC
![Saggar makers bottom knockers: 10 wonderful pictures of workers at Stoke-on-Trent's Minton China - Stoke-on-Trent Live Saggar makers bottom knockers: 10 wonderful pictures of workers at Stoke-on-Trent's Minton China - Stoke-on-Trent Live](https://i2-prod.stokesentinel.co.uk/news/history/article2588768.ece/ALTERNATES/s1227b/0_h_00267081.jpg)
Saggar makers bottom knockers: 10 wonderful pictures of workers at Stoke-on-Trent's Minton China - Stoke-on-Trent Live
![Saggar makers bottom knockers: 10 wonderful pictures of workers at Stoke-on-Trent's Minton China - Stoke-on-Trent Live Saggar makers bottom knockers: 10 wonderful pictures of workers at Stoke-on-Trent's Minton China - Stoke-on-Trent Live](https://i2-prod.stokesentinel.co.uk/news/history/article2588766.ece/ALTERNATES/s1227b/0_h_00267079.jpg)