Distance
Link
Chain
Mile
Kilometre
1 li
=
0.01 ch
=
0.0001 mi
=
0.0002 km
100 li
=
1 ch
=
0.013 mi
=
0.020 km
4970.97 li
=
49.710 ch
=
0.621 mi
=
1 km
8000 li
=
80 ch
=
1 mi
=
1.609 km

Length
Inch
Feet
Metres
1 in
=
0.083 ft
=
0.025 m
12 in
=
1 ft
=
0.305 m
39.370 in
=
3.281 ft
=
1 m

Power
Horse power
KiloWatts
1 hp
=
0.746 kW
1.341 hp
=
1 kW

Pressure
Pounds per square inch
KiloPascal
0.145 psi
=
1 kPa
1 psi
=
6.895 kPa

Speed
Miles per hour
Kilometres per hour
Knots
0.621 mph
=
1 km/h
=
0.540 knots
1 mph
=
1.609 km/h
=
0.869 knots
1.151 mph
=
1.852 km/h
=
1 knots

Weight
Hundred weight (UK)
Long ton (UK)
Metric ton
1 cwt
=
0.050 LT
=
0.051 t
19.684 cwt
=
0.984 LT
=
1 t
20 cwt
=
1 LT
=
1.016 t

Volume
Imperial gallon
Liter
0.220 gal
=
1 L
1 gal
=
4.546 L

Gauge
Name
Metric
Imperial
Broad
≈ 1,600 mm
5 ft 3 in
Standard
≈ 1,435 mm
4 ft 8 1/2 in

Paddleboats
MV
Motor vessel
PB
Paddle boat
PS
Paddle steamer or
Paddle ship
PV
Paddle vessel
SS
Steam ship
(in the early days)
SWPS
Stern wheel paddle steamer

Whyte Wheel Arrangement & Suffix (Steam locomotives)
0-4-0
ST
Saddle tank

Tram Trucks
= Powered wheels, one motor each
= Powered wheels, one motor between the 2
Arrangement
Truck types used
A1-1A
Brill 22E
A1-A1
Brill 22E
Bo
Brill 21E, Brill 21E Special, Brill 79E, Brill E1B Radiax, Brush 21E, Brush AA, Brush Radial, MMTB No 2B, MMTB No 6A, MMTB No 6B, St Louis No 7
B-B
Düewag tandem drive
Bo-Bo
ASEA/GS type M28, Brill 77E, MMTB No 1, MMTB No 1B, MMTB No 1C, MMTB No 9A, MMTB No 9B, MMTB No 9C, MMTB No 15, SF 30 C TFW, St Louis B3, Alstom 'Solfege'
B-2-B
Düewag tandem drive (powered) ? (trailer)
Bo-2-Bo
SF 30 C TFW (powered) SF 30 C LFW (trailer), Alstom 'Arpege' (powered) ? (C2 class trailer)
B-B-2-B
?(E & E2 class)