Imaginary Steam Locomotives

This slideshow focuses on a variety of imaginary steam locomotives that I've found on the internet (as listed below):
LNER Peppercorn 4-8-2
LNER Gresley 'W2' 4-6-4
GWR Hawksworth 8000 Class 4-6-2
GWR 4200 Class 2-10-0T
GWR '1551' Class 0-4-0PT
British Railways Standard 5 'Crosti-Boiler' 4-6-0
LMS Stanier 'Marchioness' Class 2-8-2
Ministry Of Supply 'WD' 2-8-0 ~ Beautified!
British Railways Standard 8 Class 2-8-4T
British Railways Standard 8 Class 2-8-0
Southern Railway Drummond M7 Class 0-4-4-0T
Southern Railway Maunsell-Designed 4-8-0
GWR 9200 Class 2-10-2T
GWR 2-2-2PT
GWR 2-4-2T
British Railways Standard Shunter 0-6-0T