Apply with a “Rubber” made by wrapping a piece of cotton wool in cotton or linen rag the size of a handkerchief. Apply several coats, sandpaper lightly between coats if necessary. Finish using straight even strokes with polish thinned with methylated spirits.
Leave 24 hours after last coat to harden. For sealing wood before waxing, apply 2 coats with a brush or rag.