Vintage 1993 MathSoft Mathcad 4.0 for Windows software collection with original 3.5-inch floppy media, manuals, documentation and period MathSoft materials.This is an unusually extensive surviving Mathcad 4.0 package rather than a loose disk-only copy.Included as shown:• Mathcad 4.0 3.5" floppy media
• Mathcad 4.0 User's Guide – Windows Version
• Mathcad 4.0 Quick Reference – Windows Version
• Mathcad User Registration Card
• Mathcad Guide to Customized Math Tools
• Original MathSoft promotional literature
• "A Touch of Chaos" Screen Saver for Windows Version 1.2 documentation
• MathSoft "A Touch of Chaos" 3-disk 3.5" floppy set
• Original 1993 packing/order paperwork
• Original period boxInteresting provenance: included 1993 paperwork references Applied Materials in Austin, Texas.The original paperwork and advertising make this a particularly nice period archive for collectors of early Windows software, engineering/scientific computing, MathSoft/Mathcad history, or vintage computer documentation.Software has not been tested and is sold as vintage/collectible software. No guarantee is made regarding modern compatibility or readability of the floppy disks.Original box shows considerable age/storage wear. Manuals, disks and paperwork show normal vintage wear. Please review photos carefully for exact contents and condition.Everything pictured is included and will be kept together as one lot.