Steinhaus, A.
The nine colours of the rainbow / A. Steinhaus ; translated by David Sobolev. - Moscow : Mir, 1966. - 356 p. : ill. ; 21 cm.
Includes index.
345 345
Rainbows.
535 / S35n
The nine colours of the rainbow / A. Steinhaus ; translated by David Sobolev. - Moscow : Mir, 1966. - 356 p. : ill. ; 21 cm.
Includes index.
345 345
Rainbows.
535 / S35n