Sanford df 7 B bf from rear IMG_0822

Detail from the rear of spinning wheel marked B. SANFORD

View from back of wheel on the left the top of rear post, a bulbous-shaped maiden with scribe marks and the shaft of flyer held by a leather bearing, the bobbin/flyer unit. On the right parts of the spoked drive wheel below and the solid accelerating wheel at the top. The bands go from the accelerating wheel to the bobbin/flyer unit.