Otis Elevator Company, Inc. -- Company History The flagship Yonkers factory, parts of which dated back to 1868, was deemed obsolete and abandoned in 1983. An elevator test tower and engineering center was completed in Bristol, Connecticut, four years later. This exceptionally slender, 383-foot, 29-story, $20 million structure was just 54 feet across but accommodated 11 elevators and an B1+ Workbook Answer Key | PDF - Scribd 3 5 hadn’t lost 5 If Ella hadn’t helped her dad mend the 1 T 2 F 3 T 4 T 5 F 6 F 4 car as a child, she wouldn’t have become 4 a mechanic. 1 got/taken/had, would 2 whose Students’ own answers 3 had, 0 4 me/us 5 taken/brought, 6 If I’d had an eye test, I would have realised known 6 to 7 may/might/could I needed glasses.