SCHÜBLER, Johann Jacob

2 parts in 1 vol. in-8vo, [xiv], 197, [10] pp, title printed in red and black, with engraved front. and 42 folding engraved plates (complete). Binding in 3/4 vellum, red edges. First edition. Ref. Ornaments. Kat. Berlin 1754 ; Poggendorff II, 853. Extensive, richly illustrated instruction for the fabrication of different sorts of sundials. Deals with the basis of gnomonotic and then, an explanation of the various types of sundials (with elliptical, parabolical or hyperbolical hour lines). We add: H.W. BRANDES. Vorlesungen über die Astronomie, zur Belehrung derjenigen, denen es an mathematischen Vorkenntnissen fehlt. Leipzig, G.J. Göschen, 1827. 2 parts in 1 vol. in-8vo, viii, 255 pp ; viii, 273, [3] pp, ill. with 22 folding engraved plates. Contemporary half calf binding, green edges. First edition. Ref. Poggendorff I, 277. (together: 2 vol.)