I've received inquiries recently about the silos on the Imperial Refinery site. I was living out of the country when they were built, so my facts about them were fairly vague.
While researching a completely different topic, I found definitive information in Imperial Holly's monthly newsletter. Below the article is a current photo of the silos.
Here are a couple of undated photos showing the generator room in the Power Plant (whose chimneys still stand today) and a tanker truck being filled at the liquid sugar station, which was just a few steps from the Power Plant.