net corselets? Well, I happened into New York Elegant Fabrics yesterday (if you must know, I was trolling for more eyelet) and came upon a whole section with a sign that read "Cotton Tulle." I'm sure you can imagine my excitement! A seamstress's life is never dull.
The fabrics came in a small array of colors: white, ivory, and black. And they all had similar-if-not-exactly-alike labels: cotton bobbinet, cotton tulle, and cotton net.
They were mostly 54" wide and all were $24.95 a yard. Not inexpensive, but far better than the $70-$90 price range I found online.
You know what I wish existed? An entire book filled with pictures of the insides of vintage couture garments. Wouldn't that be amazing? Good interior shots are so hard to find. Here's one of the few in the Dior book I own: