This is the supplement to the BESTFIT main catalog for automatic movements #103 and covers just the automatic watch movements. It shows the automatic watch movements, sorted by manufacturer and caliber with front and back views, and illustrations of each part with part number and name chart. It measures 7 1/2 by 10 1/4 inches. It starts on page 79 (this is a supplement) and ends on page 118. The pages have some age yellowing but are all intact with no tears or folds. Front and back covers have slight soiling and slight wear in the corners.