Reversible Corset Tutorial by ~Reine-Haru on deviantART While corsets were not common fashion in early Tudor period, a few pieces have been documented in that period. If you want a nice one that's reversible, this is a good tutorial
Anyone who has ever tried knows that corsets can be extremely difficult, especially if you have never made one before. This beautiful Quilted Gore Corset tutorial by Sidneyeileen shows step-by-step how it was done. She has tons of beautiful corsets.