Leicester storey of Walker's Oxford Street factory in Leicester. In the early days the potatoes were sliced by hand and cooked in an ordinary fish and chip fryer. In 1971 the Walker's crisps business was sold to Standard Brands, an American firm, who sold on the company to Frito-Lay. Walker's crisps makes 10 million bags of crisps per day at two factories in Beaumont Leys, and is the UK's largest grocery brand. The Beaumont Leys manufacturing plant is world's largest crisp factory. Meanwhile, the sausage and pie business was bought out by Samworth Brothers in 1986. Production outgrew the Cobden Street
Name-bearing type In contrast, a subjective synonym is based on a different name-bearing type, but is regarded as representing the same taxon; for example, the name "Viverra touan" Shaw, 1800, is based on a different name-bearing type (a specimen in the Field Museum of Natural History), but is currently regarded as representing the same species as "Didelphis brevicaudata" and "Didelphys brachyuros". "Family-group" ranks include the superfamily and all other ranks below it and above the genus, including the family and tribe. The name of a family-group taxon is based on the stem of the type genus, its name-bearing type; for example, the