Ohlendorff & Co. Guano Seal, Image by StuE, Found by Allsopp.
Found in Staffs area, 20mm.
Government Guaranteed Analysis - Ohlendorff seal.
Ohlendorff & Co., was founded in 1858, transformed into the Anglo-Continentale corporation in 1883, taken over in 1937 by Fisons Ltd and closed in 1946.
