However the 1931 Sterling crisis led to is final closure .
The bank went through restructuring in 1925 -- 6 with its capital being reduced from 6m CHF to 4.2 m CHF .
The 1931 Sterling crisis led to is final closure .
The bank went through restructuring in 1925 -- 6 with its capital being reduced from 6m CHF to 4.2 m CHF .