I stumbled on this great youtube channel (you know, the “recommended for you” stuff that shows up in the margin?). It’s a historical costumer who demonstrates how women from various periods dressed, in glorious detail. Her costumes range from medieval to several varieties of Victorian, and they are mouthwateringly beautiful.
She covers some lesser known periods, such as the late 17th Century;
And this video on dealing with hot weather shows some gorgeous details;