Wheel arrangements for common steam locomotives

SymbolAmericanUICGerman(old)French Example
> oO2-2-01 A1/2110Planet
> oOo2-2-21 A 11/3111Jenny Lind, Buddicom
> ooO4-2-02 A1/3210Crampton
> ooOo4-2-22 A 11/4211Single Driver, Bycicle
> OO0-4-0B 22/20204-wheeler
> OOo0-4-2B 12/3021
> OOoo0-4-4B 22/4022Forney 4-coupled
> oOO2-4-01 B2/3120Four Wheeler
> oOOo2-4-21 B 12/4121Columbia
> oOOoo2-4-41 B 22/5122
> ooOO4-4-02 B2/4220American
> ooOOo4-4-22 B 12/5221Atlantic
>ooOOoo4-4-42 B 22/6222Double Ender, Jubilee
> OOO0-6-0C3/3030Sixcoupler
>OOOo0-6-2C 13/4031
>OOOoo0-6-4C 23/5032Forney 6-coupled
> oOOO2-6-01 C3/4130Mogul
> oOOOo2-6-21 C 13/5131Prairie
> oOOOoo2-6-41 C 23/6132Adriatic
> ooOOO4-6-02 C3/5230Tenwheeler, P8, BR38
> ooOOOo4-6-22 C 13/6231Pacific
> ooOOOoo4-6-42 C 23/7232Baltic, Hudson
> OOOO0-8-0D4/40408-Wheeler, Yard Goat
> OOOOo0-8-2D 14/5041
> OOOOoo0-8-4D 24/6042
> oOOOO2-8-01 D4/5140Consolidation
> oOOOOo2-8-21 D 14/6141Mikado
> oOOOOoo2-8-41 D 24/7142Berkshire
> ooOOOO4-8-02 D4/624012-Wheeler
> ooOOOOo4-8-22 D 14/7241Mountain, Mohawk
> ooOOOOoo4-8-42 D 24/8242Niagara, Northern
> OOOOO0-10-0E5/505010-coupler
> OOOOOo0-10-2E 15/6051Union
> oOOOOO2-10-01 E5/6150Decapod
> oOOOOOo2-10-21 E 15/7151Santa Fe, Lorraine
> oOOOOOoo1521 E 25/8152Texas, Selkirk
> ooOOOOO4-10-02 E5/7250Mastodon
> ooOOOOOo4-10-22 E 15/8251Southern Pacific,Sierra
> OOOOOO0-12-0F6/6060
> oOOOOOO2-12-01 F6/7160Centipede, BR 59
> oOOOOOOo2-12-21 F 16/8161Javanic
> oOOOOOOoo2-12-41 F 26/9162
> ooOOOOOO4-12-02 F6/8260
> ooOOOOOOo4-12-22 F 16/9261Union Pacific
> ooOOOOOOoo4-12-42 F 26/10262Soviet
> OO + OO0-4-0 + 0-4-0B B2/2 + 2/2020 + 020Zuckersusi
> OO + OOo0-4-0 + 0-4-2B B 12/2 + 2/3020 + 021
> ooOOo + oOOoo4-4-2 + 2-4-42 B 1 1 B 22/5 + 2/5221 + 122
> OOO + OOO0-6-0 + 0-6-0C C3/3/ + 3/3030 + 030
> oOOO + OOOooo2-6-0 + 0-6-61 C C 33/4 + 3/6130 + 033Allegheny
> ooOOOo + oOOOoo4-6-2 + 2-6-42 C 1 1 C 23/6 + 3/6231 + 132Challenger
> OOOO + OOOO0-8-0 + 0-8-0D D4/4 + 4/4040 + 040
> oOOOO + OOOOoo2-8-0 + 0-8-41 D D 24/5 + 4/6140 + 042Yellowstone
> ooOOOOo + oOOOOoo4-8-2 + 2-8-42 D 1 1 D 24/7 +4/7241 + 142
> oOOOOO + OOOOOo2-10-0 + 0-10-21 E E 15/6 + 5/6150 + 051
> oOOOO + OOOO + OOOOo2-8-0 + 0-8-0 + 0-8-2(1D) D + D14/5 + 4/4 + 4/5140 + 040 + 041Mallet with booster

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