What are you looking for? Texas Instruments TI-99/4a? Sega SC-3000? Commodore Vic-20 or 64? They're all here for the choosing.
It's all very well haveing a flash new home computer, but you probably also need a telly to plug it into! Here the PSIS advertises their home computers and small televisions back to back.
Viscount Electronics was an early computer store in Palmerston North, New Zealand, and is well remembered by many. Here are a few of their advertisements.
This brochure from Dick Smith Electronics advertises the Commodore 64C and Amiga 500 computers.