Specification of Louis Napoleon Legras
Subtitle: separation and disinfection of fecal matters in the manufacture of manure
Published: 1855
Place of publication: Great Seal Patent Office
Language: eng
Number of pages: 25
Subjects: Manures; Feces; Cesspools; Sewerage; Disinfection and disinfectants
Notes: Cover title.

At head of title: A.D. 1849. No. 12,869.