Practical observations on the asphaltic mastic or cement of seyssel now extensively employed on the Continent for pavements, roofing & flooring, for hydraulic works, &c. &c. explaining its nature and manipulation, etc - Simms, Frederick Walter 1803-1865 (J. Weale, 1838)
Goldsmiths'-Kress no. 30370.13. - OCLC, 17850358. - Reproduction of original from Kress Library of Business and Economics, Harvard University