Elizabeth's Fiber and Yarn Supplies, Knit, Spin, Weave
Small Scrimshaw Ivory and Bone Yarn Swift, 19th century, with bird finial on slender shaft with expanding bone slats with carved open mouth, dog-head clamp, with a closed fist on the threaded screw, and billing birds on one end of the head, (loose slat segments, repair on lower shaft), ht. 12 3/4 in.
Antique Whalebone "Swift" for spinning and winding yarn. My local yarn shop (Blazing Needles) uses a wooden one to wind balls for you!