In 1989, when I was thinking about writing a book called, “The Lost Art of Steam Heating,” I went to see a young engineer named Frank Gerety. 

Back in the old days when most folks burned coal, vacuum was just about everyone’s friend. 

If you have a steam boiler you’re also going to have a pressuretrol.

A guy I don’t know emailed me a question. I get a lot of that because I’m easy to find on the internet.