What is Turnbull's conversion method, anyway? Didn't he use a book of tables? If the book was written in 2006 he should also have been able to use the Nengo Calc or something else even if he he does not know how many days are in the Western months or cannot count on his fingers and so cannot use the tables.<br> | What is Turnbull's conversion method, anyway? Didn't he use a book of tables? If the book was written in 2006 he should also have been able to use the Nengo Calc or something else even if he he does not know how many days are in the Western months or cannot count on his fingers and so cannot use the tables.<br> |