Patent rock-cutter
Subtitle: breaks up the hardest rock ready for dredging : cheapest and best method for removal of rock under water, in use all over the world : patentees and sole makers, Lobnitz & Co., Ltd., shipbuilders and engineers, Renfrew, Scotland
Publisher: Lobnitz & Co.
Published: 1896
Place of publication: Renfrew, Scotland
Language: eng
Notes: Broadside.