Side sorts.—Types in the side and upper boxes of a case, consisting of letters not frequently used.

Side-sticks.—Sloping furniture on the outside of the pages next to the chase, where the quoins are inserted.

Signature.—A letter or a figure used at the bottom of the first page of a sheet, to direct the binder in placing the sheets in a volume.

Slice galley.—A galley with an upper movable bottom, called a slice, used for pages and jobs too large to be lifted by the fingers.

Slug.—A thick lead. Sometimes with a word or figure on top, used to denote the ownership of matter on galleys.

Slur.—A blurred impression in a printed sheet.

Solid pick.—A letter in a stereotype plate filled up with metal, resulting from an imperfect mould.

Sorts.—The letters in the several case-boxes are separately called sorts, in printers’ and founders’ language.

Space-rules.—Fine lines, cast type-high, and of even ems in length, for table and algebraical work.

Spaces.—Low blank types used to separate words.