Love it! I'm having no luck finding them around here. My mama has a light blue and a pink pyrex dish with covers that she received for a wedding gift 50 years ago. I was married in 1980 so mine are the color of your oval casserole and dark brown.
http://www.diaryofaquilter.com/2013/01/vintage-pyrex-and-some-fabric.html Hey Amanda, thought you'd like to read this post and try to get your hands on this fabric. It's right up your Pyrex alley!!!