Thermo-cautery branch pipe, Paquelin's, by Collin et Cie, Paris, France, 1876 to c. 1900, plated brass Thermo-cautery branch pipe 1876-1900
Thermo-cautery branch pipe, Paquelin's, by Collin et Cie, Paris, France, c. 1870-1900, plated brass Thermo-cautery branch pipe 1870-1900
Thermocautery branch pipe with bung, Paquelin's, probably by Krohne and Sesemann, London, England, 1878-1926, plated brass and rubber Thermocautery branch pipe with bung 1878-1926