3 1/2 inch gauge silver soldered boiler

A well made silver soldered copper boiler for a 3 1/2 inch gauge locomotive, it bears stamps on the outerwrapper for a test at 200psi for 90psi working pressure.

Fitted with nine flue tubes and two superheater flues.

Label on the wrapper is a Northern Association boiler number N6-80-151-2005.

Complete with a safety valve and one clack valve.