Autor:	Unwin, George, Dominicus, G., Dancer, Thomas
Zdroj:	Transactions of the Society, Instituted at London, for the Encouragement of Arts, Manufactures, and Commerce, 1792 Jan 01. 10, 247-260.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/41322136 Zobrazit plný text záznamu