Invention and Engineering
Bradyll is an early steam locomotive built by Timothy Hackworth at his Soho Works in Shildon, England in 1840. Built in 1840, it is one of the oldest surviving locomotives with an 0-6-0 wheel arrangement. Only the 1838-built Samson (another Hackworth engine) is older.
Calgary.
GWR 2251 Class.
Text from Wikipedia; plate via Wikimedia Commons. Text CC BY-SA 4.0; plate freely licensed (see Commons). Source record. Images and catalogue data are reproduced from open-access collections.