| Date Note | 1809 watermark, dates of Strangways in Russia |
| Administrative History | Strangways was a diplomat, posted to St Petersburg between December 1816-June 1820. The 'collections', may refer to Hermann's series of publications on mineralogy, the management of mines and steel manufacture, notably 'Versuch einer mineralogischen Beschreibung des Uralischen Erzgebirges' (1789) [?Mineralogical description of the ore of the Ural Mountains] and 'Naturgeschichte des Kupfers' (1790) [Natural history of copper]. |