The Pamphlet Collection of Sir Robert Stout: Volume 41
Class 63.—Telegraphic Apparatus and Processes
Class 63.—Telegraphic Apparatus and Processes.
172 Smith, J. M., 17 Hunter-st., Sydney.—Scape or patted wheels for telegraphic instruments.
173 Superintendent of Telegraphs, Sydney.—Telegraphic, philosophic, and scientific instruments; torpedo apparatus.