A letter from Mr. James Ryan, director of coal mines (late of the Netherton Colliery, near Dudley) on his method of ventilating coal mines : for which he received the gold medal and 100 guineas from the Society for the Encouragement of Arts, Manufactures, and Commerce, Adelphi.

Author/creator Ryan, James
Format Electronic
Publication InfoLondon : Printed for the Society, 1816 (London : Printed by R. Wilks)
Description31 pages, 4 unnumbered leaves of plates : illustrations, plans ; 23 cm
Supplemental ContentAvailable to subscribing institutions
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General noteReproduction of original from Kress Library of Business and Economics, Harvard University.
General noteGoldsmiths'-Kress no. 21424.16.
Reproduction noteElectronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2005. Available via the World Wide Web. Access limited to licensing agreements.

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