Napier Crookenden was born on August 31, 1915, in Cheshire, England, UK.
By using The Napier's rule
Sir George Napier
Napier's bones, used for calculating products and quotients of numbers was also called Rabdology. Napier first published his method in 1617.
John Napier was famous for his work with logarithms.
logarithmic device called as napier bones
Napier Crookenden died on October 31, 2002, in Edenbridge, Kent, England, UK.
Isaac Crookenden has written: 'Story of Morella de Alto' 'The skeleton'
George Napier was born in 1751.
Elma Napier was born in 1892.
Graham Napier was born in 1980.
Trevylyan Napier was born in 1867.
Mellis Napier was born in 1882.
Findlay Napier was born in 1978.
Lonnie Napier was born in 1940.
Montague Napier was born in 1870.
Guy Napier was born in 1884.
Jim Napier was born in 1938.