Bottle of Potassium Permanganate tablets
1920-1950
"Tabloid"potassium permanganate
1900-1930
Bottle of Potassium Permanganate tablets
1920-1950
Box containing 12 phials (11 remaining) of "Soloid" Potasium Permanganate
1900-1930
Samples of ignition control additives for petrol engines by Associated Octel
1970