I know this isn't exactly a specific item, but when I first got started with Amiga computers, I had a real hard time getting the right version of workbench and such, sooo..
Let me know what software you want on 3.5" floppy, and I can write it for you. If I saw this post in my situation a year and a half ago, I'd be over the moon. Hopefully someone else can be too.
Amiga 4000: Apollo Turbo 040, 128MB Fast, 40gb HDD, CD-ROM (needs internet)
C64: 1541U-II, MixSID, WiFi, LumaFix64
ZX Spec, A1200, CD32, MacPlus/SE, A500, BBC Turbo Master (NASA), 2600, Acorn 4000, VIC-20, IBM 5155, GameBoy