Age

Shape

Height/Dimensions (inches)

Opening

Container Material

Label

1894–1928

Rectangular

~ 4.75 inches high

Oval?

Tin

Paper

1928–1931

Rectangular

5.25 to 5.375 high

Oval?

Tin

Paper

1932–1942

Rectangular

5 X 3.25 X 2.125

Oval

Tin

Paper

1943–8/1947

Rectangular

5 X 3.25 X 2.125

Oval

Tin top & bottom with paper sides (there was a war on)

Paper

8/1947–12/1948

Rectangular

5 X 3.25 X 2.125

1 “ Circular

Tin

Paper

1/1949–12/1959

Front and back face rounded, sides straight

5 X 3.25

1.75 “ Circular

Tin

Paper

12/1959–2/1960

Front and back face rounded, sides straight

5 X 3.25

1.75 “ Circular

Tin with partial aluminum

Paper

2/1960–12/1961

Front and back face rounded, sides straight

5 X 3.25

1.75 “ Circular

Return to tin

Paper

12/1961–12/1964

Front and back face rounded, sides straight

5 X 3.25

1.75 “ Circular

Shift to lightweight tinplate

Paper

1965–9/1987

Front and back face rounded, sides straight

5 X 3.25

1.75 “ Circular

Lightweight tin plate

Color lithography

Post–1987

Plastics!