UNITARIANS. Bibliotheca Fratrum Polonorum quos Unitarios vocant, instructa operibus omnibus Fausti Socini...Johannis Crellii...Jonae Slichtingii à Bucowietz...& Johannis Ludovici Wolzogenii...Quae omnia simul juncta totius Novi Testamenti explicationem complectuntur, Irenopoli [Amsterdam: no printer], 1656. 10 volumes, 2° (312 x 193mm). Engraved portrait of Socinus (a few light stains). The 2 Socinus volumes in contemporary reverse calf, others in 18th-century half calf (mostly worn, some covers detached). Provenance: John Sturges (bookplate in the Socinus volumes); S.E.B. Bouverie-Pusey (as above). First collected edition of these important tracts by the Unitarians. (10)