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m-50
bottle image
capacity: quart
color: colorless
top: common sense
maker's mark: (heel)
other marks: ONE QUART / LIQUID (above plate), REGISTERED / SEALED 1-11-14 (heel)
dated: 1945
rarity: common
m-51
bottle image bottle image
capacity: quart
color: colorless
top: later common sense
maker's mark: (heel)
other marks: ONE QUART LIQ. / REG. SEALED (heel)
dated: 1952
rarity: common
m-52
bottle image bottle image
capacity: half gallon
color: colorless
top: later common sense
maker's mark: (heel)
other marks: HALF GALLON LIQ. / SEALED / 1 REG. (heel)
date: 1950s
rarity: common
  • half-gallon complement to m-51
m-53
bottle image bottle image
capacity: quart
color: light amber
top: later common sense
maker's mark: (heel)
other marks: ONE QUART LIQ. / REG. / SEALED (heel), Duraglas (base)
dated: 1953
rarity: rare
  • different glass color from m-51
  • the amber glass indicates this bottle likely held chocolate milk
m-54
bottle image bottle image
capacity: half pint
color: colorless
top: common sense
maker's mark: (heel)
other marks: HALF PINT LIQ. / REG. / SEALED (heel)
dated: 1956
rarity: common
m-55
bottle image bottle image
capacity: quart
color: colorless
top: later common sense
maker's mark: (heel)
other marks: ONE QUART LIQUID / REG. SEALED (heel)
dated: 1956
rarity: scarce
m-56
bottle image bottle image
capacity: half gallon
color: colorless
top: later common sense
maker's mark: (heel)
other marks: HALF GALLON / REG. / SEALED (heel)
dated: 1957
rarity: scarce
  • half-gallon complement to m-55