Historical & Ancient Units Converter
Convert modern measurements into Old Polish (łokieć, sażeń, staja) and Ancient Roman units (passus, pes, cubit).
Old Polish Ell (Łokieć)
"Traditional Polish measurement of length used from the Middle Ages to the 19th century, equal to the distance from elbow to middle fingertip."
Old Polish Fathom (Sażeń)
"Measured by the arm span of a grown man (3 ell units). Used extensively in forestry and construction."
Old Polish Staja
"Historic Polish land measurement representing the furrow length an oxen team could plow without stopping."
Old Polish Mile
"Historic Polish land mile measuring ~7.15 km (equivalent to two great staja units or ~4000 fathoms)."
Furlong
"Traditional Anglo-Saxon agricultural length (220 yards / 1/8 mile). Still used today in horse racing."
League
"Historic land & sea league representing the distance a person or ship could march/sail in one hour (~3 miles)."
English Ell
"Historic English tailor measure (45 inches), taken from fingertips to opposite shoulder."
Prussian Ell (Preußische Elle)
"Standard cloth measurement ell of the Kingdom of Prussia standardized in 1816 (24 Prussian inches)."
Lachter (Mining Fathom)
"Primary historical depth fathom unit used in German and Silesian mining from the Middle Ages onward."
German Land Mile (Deutsche Landmeile)
"Historic geographic land mile of the Holy Roman Empire representing 1/15th of an equatorial degree."
Lieue de Paris
"Historic French land league prior to the French Revolution and adoption of the metric system in 1795."
Toise du Étalon
"Official French fathom standard mounted in the Châtelet wall in Paris, divided into 6 royal feet (Pied du Roi)."
Pied du Roi (Royal Foot)
"Foot of the King of France serving as the standard for French geometry and architecture since Charlemagne."
Legua castellana
"Historic Spanish Empire march league defining the distance infantry could walk in 1 hour (6666 varas)."
Vara de Burgos
"Standard commercial rod measurement of cloth and land in Spain and Latin America until the 19th century."
Codo real
"Royal Spanish cubit used extensively in shipbuilding for the Spanish Armada and conquistador fleets."
Shaku 尺
"Traditional Japanese foot unit based on bamboo artisan sticks. Still used today for tatami dimensions and carpentry."
Ken 間
"Standard spacing distance between structural timber columns in traditional Japanese architecture (6 shaku)."
Ri 里
"Traditional travel route distance unit along the Tokaido highway during the Edo period (36 cho)."
Passus (Roman Pace)
"Primary Roman military marching unit calculated as a double step (heel to same heel), equal to 5 Roman feet."
Pes (Roman Foot)
"Official foot measurement standard across the Roman Empire based on an adult Roman citizen foot."
Stadion
"Ancient Greek & Roman distance measure (125 passus paces), giving rise to the modern word "stadium"."
Royal Egyptian Cubit
"Granite cubit measurement master used by Pharaoh royal architects to construct the Great Pyramid of Giza."
About Calculator
The Historical & Ancient Units Converter translates modern metric measurements into historical Polish units (łokieć, sążeń, staja) and Ancient Roman units (passus, pes, cubit). It's a unique educational tool for history enthusiasts and students.
Old Polish units were standardized in the 16th century: 1 łokieć (ell) ≈ 0.596 m, 1 sążeń (fathom) ≈ 1.728 m, 1 staja (old Polish mile) ≈ 1,066.8 m. Roman units included 1 pes ≈ 0.296 m and 1 passus ≈ 1.48 m.
Frequently Asked Questions (FAQ)
What is a Polish łokieć?
Łokieć (ell) was a unit of length in pre-metric Poland, approximately 59.6 cm (about 23.5 inches). It was standardized in the 16th century.
How long was a Roman passus?
A Roman passus (double pace) was approximately 1.48 meters (about 4.86 feet). 1000 passūs made a Roman mile (mille passus) ≈ 1.48 km.
Are these conversions historically accurate?
They use the most commonly accepted standardized values. In practice, historical units varied by region and time period.
Related Calculators & Tools
Explore other free online calculators and unit converters