One of the furnishings that conveyed with the house is a light fixture that we kept in the bedroom. We've been puzzled by it, and have even thought about changing it out in the past. At the end of the day, our senses got the better of us and we've kept it - with the thought we would look to repair it, if that is possible.
We have a bit of "cabin lore" on the fixture, from Kevin, who grew up here - he said it was probably bought from Scan Design or a similar store in the 1960's, when they were building the addition. He thought it had colored shades in the old days, and confirmed that one of the bulbs had been replaced.
The Atomic Ranch post confirmed that it is a designed piece (Tapio Wirkkala designed them for Idmin Oy) - and even the two hourglass shaped bulbs are designed pieces. They referred us to a couple of auction sites to watch for parts, such as bulbs or shades. Those included: