Table:
Speed record of steam rail vehicles

Speed

Date

Line

Country

Train

Arr.

Power

State

Comments

202.6 km/h (126 mph)

1938-07-03

UK

LNER Class A4 No. 4468 Mallard

Loc

Steam

Unkn.

[23][24] Downhill grade. Data indicates peak speed 202.6 km/h (126 mph), mean speed (half-mile) 201.2 km/h (125 mph). Mallard suffered an overheated crankpin during the run, but was repaired and returned to traffic within 9 days.[25]

200.4 km/h (125 mph)

1936-05-11

Germany

Borsig DRG series 05 002

Loc

Steam

Unkn.

Level grade.[citation needed]

185.07 km/h (115 mph)

1905-06-11

USA

Pennsylvania Railroad E2 #7002

Loc

Steam

Unmod.

Claimed.[by whom?] Clocked at Crestline, Ohio at 127.1 mph (205 km/h) in 1905. However PRR Steam Locomotives did not carry speedometers at that time, speed was calculated by measuring time between mile markers, so this is not recognized as a speed record.[citation needed]

182.4 km/h (113 mph)

1972-10-11

Germany

BR 18 201

Loc

Steam

Unkn.

The fastest operational steam locomotive as of 2011[update].[citation needed]

181.1 km/h (113 mph)

1935-04-05

USA

Milwaukee Road class A #2

Loc

Steam

Unkn.

Claimed[by whom?] to have sustained 112.5 mph (181 km/h) for 14 miles (23 km). Average speed for 136 miles (219 km) between Milwaukee and New Lisbon, Wisconsin was 74.9 mph (121 km/h).[26]

180.3 km/h (112 mph)

1935-09-29

UK

LNER Class A4 2509 Silver Link

Loc

Steam

Unkn.

Authenticated. Some sources say 112.5 mph.[citation needed]

168.5 km/h (105 mph)

1935-03-05

UK

LNER Class A3 No. 2750 Papyrus

Loc

Steam

Unmod.

First run at 100+ mph with complete, surviving documentation.[citation needed]

166.6 km/h (104 mph)

1934-07-20

USA

Milwaukee Road class F6 #6402

Loc

Steam

Unmod

A point between Oakwood, Illinois and Lake, Wisconsin. Also averaged 75.5 mph (122 km/h) on 85 miles (137 km) from Chicago, Illinois to Milwaukee, and 89.92 mph (145 km/h) for a 68.9 miles (110.9 km) stretch[26]

164 km/h (102 mph)

1904-05-09

UK

GWR 3700 Class 3440 City of Truro

Loc

Steam

Unmod.

Claimed[by whom?] to be the first steam locomotive to reach100 mph (161 km/h).[citation needed]

161 km/h (100 mph)

1934-11-30

UK

LNER Class A3 4472 Flying Scotsman

Loc

Steam

Unmod.

In 1934, Flying Scotsman achieved the first authenticated 100 mph (161 km/h) by a steam locomotive.[27]

145 km/h (90 mph)

1895-08-22

UK

LNWR No. 790 Hardwicke

Loc

Steam

Unmod.

Maximum speed claimed[by whom?], although average speed record was authenticated.[citation needed]

131.6 km/h (82 mph)

1854-06

UK

Bristol & Exeter Railway #41

Loc

Steam

Unmod.

Broad gauge[citation needed]

131 km/h (81 mph)

1893-05-10

USA

Empire State Express No. 999

Loc

Steam

Unmod.

112 mph (180 km/h) claimed[by whom?], which would make it the first wheeled vehicle to exceed 100 mph (161 km/h).[28][29]

125.6 km/h (78 mph)

1850

UK

Great Britain

Loc

Steam

Unmod.

80 mph (129 km/h) claimed[by whom?][citation needed]

96.6 km/h (60 mph)

1848

USA

Boston and Maine Railroad Antelope

Loc

Steam

Unmod.

First authenticated 60 mph (97 km/h),26 miles (42 km) in 26 minutes.[citation needed]

48 km/h (30 mph)

1830

UK

Stephenson's Rocket

Loc

Steam

Unmod.

[citation needed]

24 km/h (15 mph)

1825

UK

Locomotion No. 1

Loc

Steam

Unmod.

[citation needed]

8 km/h (5 mph)

1804-02-21

UK

Richard Trevithick's world's first railway steam locomotive

Loc

Steam

Unmod.

[citation needed]

Please identify the row and column numbers of the table displayed in this image. Present the final answer in a JSON format {"row_number": "m", "column_number": "n"} such as {"row_number": "2", "column_number": "3"}.

There are 19 rows and 8 columns in the table. So, the final answer is {"row_number": "19", "column_number": "8"}.