• Avoridupois Weight
• 16 drams = 1 ounce (oz)
• 16 ounces = 1pound (lb)
• 14 pounds = 1 stone (st)
• 28 pounds = 1 quater (qr)
• 4 quarter = 1 hundredweight (cwt)
• 20 cwt (2240 lbs) = 1 ton (tn)

• Troy Weight
• (For gold, silver & jewels)
• 24 grains = 1 pennyweight (dwt)
• 20 dwt = 1 ounce (oz)
• 12 ounces = 1 pound (lb)
• 1 carat = 1/24 part pure gold

• Apothecaries' Weight
• (For mixing medicines)
• 20 grains = 1 scruple ((scr)
• 3 scruples = 1 dram or drachm (dr)
• 8 drams = 1 ounce (oz)
• 12 ounces = 1 pound (lb)

• Hay and Straw Weight
• 36 pounds of straw = 1 truss
• 56 pounds of old hay = 1 truss
• 60 pounds of new hay = 1 truss
• 36 trusses = 1 load

• Lineal
• 12 lines = 1 inch (in or ")
• 12 inches = 1 foot (ft or ')
• 3 feet = 1 yard (yd)
• 5 1/2 yards = 1 rod, pole or perch
• 40 rods = 1 furlong
• 8 furlongs or 1760 yds = 1 mile
• 1 hand = 4 inches
• 1 span = 9 inches
• 1 cubit = 18 inches (approx.)
• 1 ell = 45 inches
• Surveyor's Measure:
• 1 link = 7.92 inches
• 22 yards or 100 links = 1 chain
• 10 square chains = 1 acre

• Mariner's
• 2 yards = 1 fathom (f)
• 1 cable = 120 fathoms (approx.)
• 7 1/2 cables = 1 mile (approx.)
• 3 miles = 1 league
• 1 knot = 1 nautical mile
• = 6080 feet

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