Which version of China running script dictionary is the best?

1976 revised edition. China Dictionary of Running Script is a dictionary reference book for searching running script, which collects the running script characters in famous inscriptions from Han Dynasty to modern times. China Calligraphy Dictionary (revised edition 1976) is recognized as the best edition in the industry, with print edition 1983, hardcover edition 16 and extra-thick edition 1596. This book weighs more than 3 kilograms (Chinese and foreign publishing houses).