Benzien & Leopoldt. Nachf., Leipzig, Rechnung vom 18. November 1921, 18 November 1921
Benzien & leopoldt. Nachf. , leipzig, sternwartenstraße 35/37. Invoice dated november 18, 1921, for j. Konetzny company, leipzig-lindenau. 12 + 3 balloons of hydrogen peroxide 1 sack of iron vitriol “saxonia”. Date: 18 November 1921.