Weights and measures

Throughout the Witcher series, a variety of measurements are used.

Barrel
A barrel (Polish: korzec) is a unit of measure equivalent to 4 bushels.

Bushel
A bushel (Polish: Ćwiertnia) is a unit of measure equivalent to 8 gallons.

Cubit / Arszyn
A cubit is a unit of measure 18 inches in length. The term arszyn is occasionally used, which is the Russian cubit. It varied in length between 28– 32 inches until Peter the Great standardized it to 28 inches.

Ell
An ell is a unit of measure equivalent to 2 feet (or 24 inches).

Fathom
A fathom is a unit of measure equivalent to 3 ells (or 6 feet).

Foot
A foot (Polish: stopa) is a unit of measure equivalent to 12 inches.

Gallon
A gallon (Polish: garniec) is a unit of measure equivalent to 4 quarts or 1/8 of a bushel.

Hundredweight
A hundredweight is a unit of measure equivalent to 100 pounds.

Inch
An inch is a unit of measure equivalent of about 2.54 cm.

Lot
A lot is a weight unit equivalent to half an ounce. 32 lots usually make one pound.

Mark
A mark is a weight unit equivalent to half a pound. Unfortunately there is no mention of how many ounces make one mark, but likely it is 8.

Mile
A mile is a unit of measure of 320 Rods, 3520 Cubits, 63.360 Inches, or 5,280 feet. 420 Furlongs are said to be the equivalent of about 50 miles.

Ounce
An ounce is a weight unit. Though not specifically mentioned, it seems likely that 8 ounces make one mark and 16 ounce make one pound.

Pound
The pound is a weight unit equivalent to two marks. Further subdivisions include the ounce. Unfortunately there is no mention so far how many ounces make one pound, but it seems most likely to be the conventional 12 or 16.

Quart
A quart (Polish: kwarta) is a unit of measure equivalent to 1/4 of a gallon.

Rod
A rod is a unit of measure which is approximately 11 cubits (198 inches) in length.

Span
A span is a long-standing unit of measure used in the Northern Kingdoms. It is basically the average distance from the end of the thumb to the end of the little finger on an average man's open hand. That measurement is estimated differently in different places but tends to run around 9 Inches (or ~18.5 - 22.5 cm).

Stone
A Stone is a weight unit equivalent to 25 pounds.

Yard
A Yard is a unit of measure of 2 and a half spans or 30 inches.