Archduke Leopold of Austria
oldest son of Archdaughter Rainer, viceroy of the Lombardo-Venetian kingdom, "Tasks from mathematics 1837"
1837Business resolution Wolfdietrich Hassfurther
1) Plan of Monza with the park of Villa Reale, pen and watercolor, signed "19. Novembre 1837 – Leopold"; 2) "Original plan of taking the northeastern part of the garden of Villa Reale of Monza", pen and watercolor, signed "Recorded in the summer of 1836 by Leopold Archherzog"; 3) "Un Partie de Jardin Royal de Monza", pen and watercolor, signed "le 30 Octobre 1836 levée et dessinée par Leopold Archiduc d 4) "Plan 1. / Calculation and construction of various figures of the same mass of surface ...", pen, partially engraved, signed "Monza in July 1837 construirt by Leopold Archduke of Austria"; 5) "Plan 2. / Transformation and healing of figures ...", pen, partially aquarelled, signed "Monza in August 1837 construirt by Leopold Archduke of Austria"; 6) "Plan 3. / Trigonometric calculation of right angle Dreyecke ...", pen, signed "Monza in August 1837 construirt by Leopold Archduke of Austria"; 7) "Plan 4. / Trigonometric calculation of crooked-angled Dreyecke ...", pen, signed "Monza in October 1837 constructs and calculated by Leopold Archduke of Austria"; 8) "Plan 5. / Trigonometric calculations of angled Dreyecke ...", pen, signed "Monza in October 1837 calculated and constructed by Leopold Archduke of Austria"; 9) "Verwandlung und Eintheilung von Figuren ...", pen, partially aquarelled, signed "Milan in February 1838 calculated by Leopold Erzherzog"; 10) "Construction and calculation, a ski jump profile ...", feather, partially lavished, signed "Milan in February 1838 calculated and drawn by Leopold Archduke".
Difference taxed (30% in the surcharge is included a 20% VAT) / Differential Taxation (30% including 20% sales tax)