Kathleen Connolly has won the Sewing Needle Guide! If you are not Kathleen, you might want to purchase a copy of this guide because there are a lot of needles out there and this handy guide walks you through them.
Truth be told, I sometimes use a needle for something other than its intended purpose—I’m currently hand quilting with #16 perle cotton using a #9 Bohin Crewel needle. It works very well! But I tried that needle because I could look at the various needles and see the similarity between crewel and between needles.
You can always find this and more at pieceocake.com!