Spencer gives a helpful overview of different kinds of fabric you might consider for various undergarments.
Spencer Pants Sew Along Part 1: Supplies
Arccos Undies - Downloadable PDF Sewing Pattern – Sophie Hines
5 essential fabrics used in Lingerie Sewing - Sew Projects
5 essential fabrics used in Lingerie Sewing - Sew Projects
5 essential fabrics used in Lingerie Sewing - Sew Projects
Empire / Regency Dress With Sleeveless Spencer 1805 to 1810 Sewing
An 1810 Spencer with Faux-Rouleaux
Sew Easy Lingerie: Slips and Panties, Sewing Techniques for the
How to Sew Lingerie for Beginners, Part 1