How much is Lin Shijiu's calligraphy works? How to identify them? Let's go

The price of the same and the same calligraphy and painting on the same eyeball depends on whose calligraphy and painting is poor, which is both valuable and valuable. It can be said that a flat ruler can be used in general. The possible reference mainly depends on self-judgment of calligraphy and painting and market speculation. It is difficult to judge the price of the same auctioneer at the same point and moment. Moreover, any evaluation is one-sided, with unique views and special names. If you want something that can make the price higher, you must collect the value.