How to Russian Join by Ann Yotter
This handy step-by-step was submitted by Ann Yotter, a famous and helpful contributor to the Bond-Knitter's Club online.
Pull the free ends down so the loops disappear and trim the ends off where they exit the strand (see where needle is pointing). Pull firmly to make sure they are long enough to hold. When you close down the loops in Step 4, just pull until closed. If you keep pulling, the strand will untwist and release the yarn end in the center of the strand.