Advertising card for J. & P. Coats spool cotton thread. Illustration shows Liliputians tying down Gulliver using Coats' thread. Back shows chart of thread and needle numbers for various brands of sewing machines.
Advertising card for Clark's O.N.T. spool cotton thread sold by George A. Clark. Illustration shows men racing in wagons with spools of thread for wheels pulled by goats. Back of card shows a calendar for 1879.
Advertising card for J. & P. Coats six cord thread. Illustration is titled "The Champion" and shows a child with a rifle. Back shows chart of thread and needle numbers for various brands of sewing machines.
Photomicrograph, at 660 magnification, showing a typical nylon thread in cross section. The 17 filaments are almost perfectly round and very smooth. This represents a thread used in sheer stockings and fine knit goods.