1864 Company foundation
The first production plant for glass paper in Hanover.
1871-1873 Letters from director Max Oppenheim
Original documents of the co-founder.
1873 Quality award at the world exhibition in Vienna
VSM gets an award for outstanding quality of its products presented in Vienna.
1898 Fusion
S. Oppenheim & Co. Hainholz und Schlesinger & Co. Harburg merge to Vereinigte Schmirgel- und Maschinen-Fabriken Aktiengesellschaft.
