1851 Great Exhibition: Official Catalogue: Class IX.: William Grounsell
148. GROUNSELL, WILLIAM, Louth, Lincolnshire - Manufacturer.
Improved patent drop drill, to deposit seed and manure at intervals, delivering the manure only where the seed is intended to remain for a crop.
Self-feeding registered corn-dressing machine, to dress corn taken from the thrashing machine.
Registered corn and turnip hoe, worked by horse, to hoe five rows of corn at once, and three rows of turnips.
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