I'm thinking more about Turtledove's Rome with gunpowder YA interdimensional travel series. I am assuming that Rome would have continued as a slave based agricultural empire and not built steam engines and railroads and such.
Gunpowder reduces the cost of mining, then mining requires that you pump water, and that gets you steam power and then railroads and steamboats on the rivers sooner or later.
How to prevent industrialisation?
Gunpowder reduces the cost of mining, then mining requires that you pump water, and that gets you steam power and then railroads and steamboats on the rivers sooner or later.
How to prevent industrialisation?