loud thunder … did rend the rattling skies with flames of fouldering heat — Edmund Spenser
Useful english dictionary. 2012.
Foulder — Foul der, v. i. [OE. fouldre lightning, fr. F. foudre, OF. also fouldre, fr. L. fulgur. See {Fulgor}.] To flash, as lightning; to lighten; to gleam; to thunder. [Obs.] Flames of fouldering heat. Spenser. [1913 Webster] … The Collaborative International Dictionary of English
Roberto Ivens — (Ponta Delgada, June 12, 1850, January 28, 1898, in Dafundo, Oeiras, a suburb of Lisbon) was a famous Portuguese explorer of Africa, a colonial administrator and a Portuguese Navy official.Roberto Ivens was the son of Margarida Júlia de Medeiros… … Wikipedia
