Canon PowerShot A 1000 IS User Manual page 291

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• The number of printed movie frames per sheet of paper with
[Sequence] is determined by the paper size shown as follows:
(Depending on the number of seconds in the movie, there are
cases when the number of frames indicated below will not be
printed.)
• Card size: 20 frames
• L size: 42 frames
• Postcard size: 63 frames
• Wide size: 63 frames