Dragons BR steam V1.4 is a release file of the Minecraft resource pack Immersive Railroading - Emeralds British - British Railways, made for Minecraft 1.10.2, 1.7.10. It was published on July 14, 2021 and is 68 MB in size. For the full description, screenshots and every other version, visit the Immersive Railroading - Emeralds British - British Railways resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.