See also https://github.com/LenShustek/AnalyticalEngine . Len is the founder and former chairman of the Computer History Museum, and had participated in Plan 28 but is spinning off a separate project to be built in the US rather than the UK.

To see one built and working would be amazing. Talk about retro computing. If you want fiction about a world run by this era of equipment. The Difference Engine by Sterling and Gibson was quite the read.