Clark's patent optical smoke box by G. Cussons Ltd.
- maker:
- George Cussons Limited
Clark's patent optical smoke box by G. Cussons Ltd., The Technical Works, Broughton, Manchester, No. P3365/29, post-1928
Clark's patent optical smoke box by G. Cussons Ltd., The Technical Works, Broughton, Manchester, No. P3365/29, post-1928