Colour in relation to chemical constitution /
Watson, E.R.
Colour in relation to chemical constitution / E.R. Watson. - London : Longmans, Green and Co. 1918. - XII, 197 p. ; 22 cm.
Colour in relation to chemical constitution / E.R. Watson. - London : Longmans, Green and Co. 1918. - XII, 197 p. ; 22 cm.