The Life, Times, and Scientific Labours of the Second Marquis of Worcester / To which is added a reprint of his Century of Inventions, 1663, with a Commentary thereon.

by Henry Dircks

[A Needle-alphabet.]

34.

To write by a knotted Silk string, so that every knot shall signifie any letter with Comma, Full point, or Interrogation, and as legible as with Pen and Ink upon white Paper.

[A knotted String-alphabet.]

35.

The like, by the fringe of Gloves.

[A Fringe-alphabet.]

36.

By stringing of Bracelets.

[A Bracelet-alphabet.]