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ALSTON & GOIIRL1Y
CONTRACT LARGELY FOR
Iron Castings for Engineers, Machinists, Manu*
facturers of Gas Apparatus, Builders, &c.
A. & O. desire especially to call the attention of Engineers, Managers of Gas and
Water Companies, to their Patent Method of Manufacturing Curved and Branched
Pipes and other Irregular Hollow Castings. The advantages over the old method are : —
1. Increased Soundness, no thickness pegs being
used in Casting.
2. Uniformity in the thickness of Metal.
3. Facility in producing curved junctions and
other unusual formsi
4* Economy in Time, Labour, and MateriaL
ALSTON & GOURLAY,
IRON FOUNDERS,
598, GALLOWGATE, GLASGOW.
179 S 59

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