Room (unit)
Room was an English piece measure and a unit of mass for hard coal at the London trading center .
- 1 room = 15 sacs ≈ 7 quintals (Long Hundredweight ) ≈ 35 tons (Prussia)
- 1 chaldron = 4 vats = 36 bushels (coals) = 12 sacs = 144 pecks / packs = 288 gallons = 65,944 19/20 Parisian cubic inches = 1306 ¾ liters
The sac had the following dimensions: length: 4 feet and 2 inches ; Width: 2 feet and 1 inch; Contents 3 bushels or 8742 cubic inches .
The coal merchants only paid 13 sacs for a room. The two other sacs were considered grus by the coal meters , which were under the supervision of a Lord Mayor.
literature
- Heinrich Meidinger: Travels through Great Britain and Ireland excellent in topographical, commercial and statistical terms. England and Wales, with a map. Volume 1, printed and published by Heinrich Ludwig Brönner, Frankfurt am Main 1828, p. 78.
- Carl Johann Bernhard Karsten, Heinrich Dechen: Archives for Mineralogy, Geognosy, Mining and Metallurgy. Volume 6, G. Reimer, Berlin 1833, p. 156.
Individual evidence
- ^ Johann Friedrich Krüger : Complete manual of the coins, measures and weights of all countries in the world. Verlag Gottfried Basse, Quedlinburg / Leipzig 1830, p. 45.