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Initially in the silver plate trade , Land ’s original factory was opened in 1908 on Queen ’s Road , Sheffield , but the company was transformed in 1947 by Tom Land into a hi-tech business developing products for industrial temperature measurement .
 Sheffield
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sheffield