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In 1861 he moved to Shepherds , an electric clock & chronograph maker and in 1863 he joined the London Chatham and Dover Railway ( LCDR ) under the telegraph superintendent , Mr Ruddall .
 London Chatham and Dover Railway
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 London Chatham and Dover Railway