need help identifying brass mallet loco

Image from page 375 of Railway and locomotive engineering…

Brass Guide Price & Data Guide for Steam Articulated Mallet 2-6-6

Sold at Auction: Modern Lionel 6-11321 O Gauge C&O Mallet 2-6-6-2

Rail & Road Auctions

Why do steam trains have connected wheels? How many wheels does a

Steam Locomotives (USA): History, Types, Photos, Facts

Mallet Locomotives: History (& Pronunciation)

Identifying HO scale Locos

need help identifying brass mallet loco

Identifying Vintage Brass Locomotives

Just got this loco at an expo wondering what it is? I'm not

images./productimages/p_1001802866.jpg

Locomotive lamps: A beginners guide - World Of Railways