Not quite the biggest steam locomotive, the DM&IR Yellowstone class outranked them in many measures.

https://www.steamlocomotive.com/locobase.php?country=USA&whe...

Article has "operating" headline here doesn't. Those that are left are (apparently) all on static display.

Articulated steam locos: I was delighted to finally see Bayer Garrets in Delhi, and coastal NSW loco caches. I'd mentally assumed to be an articulated steam engines, it would be enormous: these are actually surprisingly small.

(Made in England, mostly for export)

	▲	ghtbircshotbe 2 hours ago \| parent [-]
		Sorry, just copy pasted the headline they gave me at the time. One interesting thing I noticed about the big boy locomotive is that the whistle is much lower pitched and more pleasant sounding than typical operating locomotives today