Historia do Futuro (Lisbon, 1718; 2nd ed., ibid., 1755); this and the Quinto Imperio and the Clavis Prophetarum seem to be in essence one and the same book in different redactions.
It seems certain that these conclusions were independent of Berkeley and Malebranche, and were not drawn from Arthur Collier's Clavis universalis (1713), with which they have much in common, but were suggested, in part at least, by Locke's doctrine of ideas, Newton's theory of colours, and Cudworth's Platonism, with all of which Edwards was early familiar.
The last part, Hattatal, a treatise on metre, was written for Earl Skuli about 1222, in imitation of Earl Rognvald and Hall's Hattalykill (Clavis metrica) of 1150.
His chief works were his translation of Grimm's Clavis Novi Testamenti (1887; revised 1889) as A Greek-English Lexicon of the New Testament, and his New Testament bibliography (1890).
He published, among other mathematical works, Clavis Mathematica, in 1631, in which he introduced new signs for certain mathematical operations (see Algebra); a treatise on navigation entitled Circles of Proportion, in 1632; works on trigonometry and dialling, and his Opuscula Mathematica, published posthumously in 1676.