Paris Exhibition.— Class VI. Section 1. Rotation No. 246.

WM. MUIR & CO.,

ENGINEERS, TOOLMAKERS, AND IRONFOUNDERS,

ÿiritimithi ®arhs,STRANGIEWAYS,

MAIÏCTE8TE®,

ESTABLISHED 1842,

Respectfully beg to intimate to the Public that for the last three years they have been engaged in makingan entirely new and improved set of Engineers’ Tools, designed and manufactured with great care. Theyconsist of Foot and Power Lathes of all sizes for hand-turning, sliding, and screw-cutting, with peculiarimprovements, patented by W. M. and Co. ; Self-acting Drilling, Slotting, and Planing Machines ; UniversalShaping Machines to plane circular, round, hollow, and flat surfaces without refixing the article operatedupon ; Self-acting Nutshaping Machines with circular cutters ; Bolt-Screwing Machines and Screwing Tackle.The following Illustrations are copies from Photographs :

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No. 1. PATENT GRINDSTONES FOR EDGE TOOLS,

Will be found an invaluable acquisition to Engineers andothers in whose Establishments Edge Tools are in constantuse. These Stones require no turning or raising; the

peripheries touch each other, and, by a lateral motion givento one of them, the Edges are kept perfectly true. Adoptedin II.M. Arsenal, Woolwich.

Price, with Driving Apparatus complete, £25.