Light /
Ditchburn, R. W.
Light / by R. W. Ditchburn. - 2nd ed. - London : Blackie and Son, 1963, [Reprinted 1967] - xxvi, 833 p. : ill ; 21 cm.
Includes bibliography and index.
Light
535 / DIL 1967
Light / by R. W. Ditchburn. - 2nd ed. - London : Blackie and Son, 1963, [Reprinted 1967] - xxvi, 833 p. : ill ; 21 cm.
Includes bibliography and index.
Light
535 / DIL 1967