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Technical specifications
Happy Days
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Runtime
1h 20m
(80 min)
Sound mix
Mono
(MovieTone)
Mono
(Western Electric System)
Color
Black and White
(Grandeur)
Aspect ratio
1.20 : 1
(35 mm version)
2.00 : 1
(70 mm version, intended ratio)
2.13 : 1
(70 mm version, 70mm prints)
Camera
Mitchell Wide Film Camera
Negative Format
35 mm
(alternate regular version)
70 mm
Cinematographic Process
Grandeur
(70 mm version)
Spherical
(35 mm version)
Printed Film Format
35 mm
70 mm
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What is the English language plot outline for Happy Days (1929)?
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