Based on relevant literatures, this paper corrects some mistakes in Chinese Tone Theory Research in the20 th Century which do not conform to the history of phonology and also provides some additional information.

• 二十世纪声调理论的研究综述》的“古代的声调理论”中有关音韵学的叙述与史实不符的有三:一是误把周舍为沈约;二是认为第一个用“宫商角徵羽”表示声调的是李登的《声类》;三是认为古人对声调调值的意识是朦胧的。