["BIOGRAPHY & AUTOBIOGRAPHY \/ Historical","Biography & Autobiography \/ Science & Technology","Historical - U.S.","Scientists - General","Telecommunications","Great Britain","Great Britian","Scientists","Biography \/ Autobiography","Bell, Alexander Graham","Biography","GENERAL","General Adult","History","INVENTIONS","Inventors;United States;Biography.","Non-Fiction","Pictorial treatment","Science\/Math","TECHNOLOGY & ENGINEERING \/ Telecommunications","TELEPHONE ENGINEERING","Telephone;United States;History.","United States","1847-1922","Bell, Alexander Graham,","Biography","History","Inventors","Telephone","United States","Inventions","Telephone Engineering","Biography: Science, Technology & Medical","Science\/Mathematics","Technology & Engineering","Biography: general","History of engineering & technology","Telephone technology"]