The calculus of observations :
Whittaker, Edmund Taylor
The calculus of observations : a treatise on numerical mathematics / by Sir Edmund Whittaker and G. Robinson. - 4th ed. - London : Blackie & Son, 1966. - xvi, 397 p. : tables (1 fold.) diagrs., 3 fold. forms.
"First published 1924. Fourth edition, 1944. Reprinted 1946 ... 1965." "Answers to examples": p. 385-388.
Numerical analysis.
The calculus of observations : a treatise on numerical mathematics / by Sir Edmund Whittaker and G. Robinson. - 4th ed. - London : Blackie & Son, 1966. - xvi, 397 p. : tables (1 fold.) diagrs., 3 fold. forms.
"First published 1924. Fourth edition, 1944. Reprinted 1946 ... 1965." "Answers to examples": p. 385-388.
Numerical analysis.