1851 Great Exhibition: Official Catalogue: Class IX.: Matthew Gibson
129. GIBSON, MATTHEW, Newcastle — Inventor and Manufacturer.
Northumberland clod-crusher: for working on land when wet as well as dry, it is not liable to become clogged, and it makes the land much finer. Also used on young wheat for the wireworm, as well as for making drills for the reception of clover and other seeds.
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