MUIDEN, BURGER, V.D. WEERT— Extract huwelijksacte d.d. Muiden 15-4-1832 betr. huwelijk Hendrik Burger en Maria E. van de Weert, 4°, manuscript, 1 pag.

Letter of patent for André Michel Massonnet from Paris for an invention regarding “certain improvements in alloys of metal and of other substances and also in the application of the same to various usefull purposes”.