Engraving, Lithographic & General Printing Office
26. Waterloo Place.
Edinburgh Augt 7th 1861
For steel, use the Turpentine twice, then the soap Lee rubbing with a piece of soft paper or the fingers till all the grease is away, then wash with water, and dry with a clean rag.
For copper plates proceed in the same way, only instead of soap Lee use whiting and a little water.
A Banks –