In the last week I've made a bonnet, a pinafore, and this chemise:
Thankfully, whatever horrible drafting mistakes I made on the last chemise I was able to work out, into one nice-fitting one. I'm not sure exactly how accurate a drawstring neck is, but it's functional for my purposes. The only problem: the ribbon keeps getting lost in the casing when untied. Therefore, it needs to always be tied.