PORTA, Giovanni Baptista della (1535-1615). De Furtivis Literarum Notis Vulgo. De ziferis libri IIII. London: John Wolfe, 1591. 4° (190 x 138mm.). Woodcut illustrations (3 full-page) and decorations. (Title with partially eased ownership stamps, some light soiling.) Contemporary limp vellum (warped). -- Petri POMPONAZZI (1462-1524/6). De Naturalium effectuum causis, sine de incantationibus. Edited by Guilielmo Gratarolus. Basle: Henricus Petrus, 1556. 8° (154 x 97mm.). 2 woodcut initials, woodcut printer's device on final leaf. (Title lightly soiled, leaves to F7 with light worming to upper blank margin, repaired from A8-f6.) Contemporary calf (worn). FIRST EDITION.. Adams P-1827. -- Antonius van DALE (1638-1708). De Oraculis veterum ethnicorum dissertationes duae. Amsterdam: Hendrik Boom and the Widow of Theodoor Boom, 1700. 4° (208 x 160mm.) Title in red and black, text in Latin and Greek. 8 folding etched plates (7 by Romeyn de Hooghe). (Some browning and spotting.) Contemporary calf (joints and extremities worn). Provenance: Joseph Harper, Trinity College Oxford (inscription); William Ellis Wall (armorial bookplate). Second corrected and augmented edition (first published in 1683). Cf. Landwehr Romeyn de Hooghe nos. 59 and 71; Hollstein IX nos. 397-403. (3)