Microsoft Works Spreadsheet

File Format
Name	Microsoft Works Spreadsheet
Ontology	Electronic File Formats Document Spreadsheet Microsoft Works Spreadsheet ; ; ; ;
Extension(s)	.wks, .xlr, .bks
PRONOM	fmt/166, fmt/901, others

This article describes the formats used by the spreadsheet component of the Microsoft Works office suite.

Identifiers

Format	Version	Ext.	PRONOM
Microsoft Works Spreadsheet	1-5	.wks	fmt/166
Microsoft Works Spreadsheet	6-9	.xlr	fmt/901
Microsoft Works Spreadsheet for Macintosh	3	.wks	fmt/270
Microsoft Works Spreadsheet for Macintosh	4	.wks	fmt/271
Backup file		.bks