Extract the iso contents to a free partition. Then either
- make a set of installation floppy diskettes and boot off them to do a hard drive install.
- set up your boot loader to boot the installation kernel.
Or: buy CDR set from ebay or website for a nominal fee (the easiest option, use another option if you want to learn how to do it that way)
There will be complete guides out there, I expect that you can Google as well as I can.