awesome !

well you can install 7.5.3, then update that to 7.5.5, then install Open transport 1.3

you can get all that here http://asa.max1zzz.co.uk/English-North_American/Macintosh/System/

also you will find if you get your self a Floppy Emu, man will it ever make your life easier!

http://www.bigmessowires.com/macintosh-floppy-emu/