Potts's patent Edinburgh air-chambered sewer trap
Contributors: Birmingham Sanitary Association
Publisher: [s.n.]
Published: 1881
Place of publication: England
Language: eng
Notes: "Sole managers for the patentee, Birmingham Sanitary Association ... of whom traps may be ordered, and all information obtained"--P. [2].

Messrs. J. Cliff & Sons are the sole makers of the trap for England and Wales ... "--P. [2].

Broadside.