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*Details: File format summary



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External signatures File extension: xls
File extension: xlw
Internal signatures
Name BIFF 8 & 8X Workbook (generic)
Description 09 - BOF / 08 - Version indicator / {2} - unspecified / 0006 - version / 0500 - substream
Byte sequences
Position type Absolute from BOF
Offset 512
Byte order  
Value 0908{2}00060500
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