Foot note on p.72: "This is the first work ever printed in green, which is not only a preservative but also a restorative to sight"., A translation of 'Honra y provecho de la agricultura' which was published as discourse xii in vol.8 of 'Theatro critica universal'., Reproduction of original from the British Library., and Available online to authorized PSU users as part of the Medicine, science, and technology series of Eighteenth century collections online.
Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. Available via the World Wide Web. Access limited by licensing agreements
Higgs, 3110, Goldsmiths', 9957, and English Short Title Catalog, ESTCT132726.