Well this is not really a vintage computer but it's a hell of a remake. I doubt anybody here owns a Differential Engine yet?
http://www.ebay.com/itm/Victorian-Retro-Steampunk-Computer-by-Datamancer-One-of-a-kind-Amazing-/261296367201?
http://www.ebay.com/itm/Victorian-Retro-Steampunk-Computer-by-Datamancer-One-of-a-kind-Amazing-/261296367201?