Trying to date a particular corset, track changes in lingerie fashion down to a few years, or just looking for new inspiration? Plenty here to keep you busy...

This month we look at what to wear over the corset and under the dress, as well as appropriate fabrics and embroidery.

An open pair of cotton drawers in the style of the 1840's  (but dated late 1850s to 1860s), with delicate whitework embroidery, sewn on a chain stitch machine.

Marion shares with us a knitted silk undervest with a crocheted yoke that could date anywhere from 1880 to 1910.

Marion walks you through all the different layer options of the nautural form era, starting from the skin out, with variations in necklines and politics.

Marion shares a linen chemise circa 1879 from her collection.

Sunny talks about embroidered insertion, lace edging and embroidery. Next month will be the construction of the six petticoats.

Sunny looks at six late Victorian and Edwardian petticoats, studying the methods used to produce the beautiful embellishments.

Sunny discusses the different factors that combine to create the shape of the skirt, and the petticoats that support it. Patterns of the six petticoats are included this month.

Sunny concludes her exhaustive study of six Belle Époque petticoats by comparing the remaining construction details and techniques.