s. n.—Secundum naturam, according to nature.
Soc. Isl.—Society Islands.
Sol.—Solomon; Solution.
Sol.-Gen.—Solicitor-General.
S. of Sol.—Song of Solomon.
S. P.—Sine prole, without issue; salutem precatur, he prays for his prosperity.
S. P. A. S.—Societatis Philosophicæ Americanæ Socius, Member of the American Philosophical Society.
S. P. C. A.—Society for the Prevention of Cruelty to Animals.
S. P. D.—Salutem plurimam dicit, he wishes much health, or sends his best respects.
S. P. G.—Society for the Propagation of the Gospel.