English Wikipedia has an article on: 4-8-4+4-8-4 Wikipedia 4-8-4+4-8-4 (plural 4-8-4+4-8-4s) Under the Whyte notation system, a Garratt steam locomotive...
English Wikipedia has an article on: 4-8-4 Wikipedia 4-8-4 (plural 4-8-4s) Under the Whyte notation system, a steam locomotive that has four leading wheels...
English Wikipedia has an article on: 4-8-8-4 Wikipedia 4-8-8-4 (plural 4-8-8-4s) Under the Whyte notation system, a Mallet-type locomotive with four leading...
2-8-8-4 (plural 2-8-8-4s) Under the Whyte notation system, a Mallet-type locomotive with two leading wheels on a leading truck, two sets of eight driving...