SPALLANZANI, Lazzaro. Dissertazioni Due, Modena: eredi di Bartolomeo Soliani, 1765, 2 parts in one volume, 4° (240 x 182mm.), FIRST EDITION, 2 folding engraved plates at end (title spotted and torn at inner margin, following leaf with similar tear, some creasing of preliminaries, part two with small hole in blank area of A4, some marginal spots and stains, plates slightly crumpled), contemporary limp pasteboards with manuscript title to spine (a little soiled, spine worn at extremities), uncut, contemporary inscription of J. B. Sancasciani to front endpaper.