WALLHAUSEN, Johann Jacobi von. Kriegskunst zu Pferd. Frankfurt am Main, 1616. 2° (297 x 194mm.). Title within engraved border, 44 folding engraved plates, 2 numbered 11. (Some leaves browned, a few margins strengthened.) Contemporary vellum (lacks ties). Provenance: 18th-century French armorial bookplate. Cockle 735 (for the 1634 edition with 43 plates). -- Schwedisches Kriegs-Recht, oder Articuls-Brieff dess ... Gustav Adolffs. Strassburg: Caspar Dietzel, 1644. (Small holes in title.) Bound with: Hollandisch Krieg-Recht und Articuls-Brieff von Herrn Petro Pappo von Tratzberg. Strassburg: Caspar Dietzel, 1644. Engraved frontispiece (trimmed at foot), title in red and black (reinserted). 2 works in 1 volume, small 4° (182 x 145mm.). (Some leaves slightly browned, a few marginal tears.) Later vellum. -- Johann Joachim MULLER. Køeniglich-Spanischer Vermählungs-Saal. Frankfurt and Leipzig: Christoff Riegeln, 1710. 2 volumes, 8° (166 x 98mm.). Portrait and 20 engraved plates, 18 folding (one slightly torn, a few trimmed. Some pages slightly browned.) Contemporary vellum. Provenance: 18th-century armorial bookplate with initials C.W.G.U.N. (4)