In ancient times, before the paper came out, rich people wrote and drew on silk and other fabrics.

After the improvement of papermaking, paper gradually entered thousands of households, but many high-class nobles still retained the way of writing and painting in silk cloth in order to prove their identity.

Moreover, precious silk cloth is easier to preserve than paper, and some important things are written on silk cloth, which can be preserved for a long time.

So in the past, a lot of maps were drawn on cloth.

Of course, there are also people who draw maps on animal skins.

The map of the Lin family is drawn on a relatively high-quality silk cloth.

In order to preserve it longer, it was sewn under the silk cloth......

"Liang Yuan Detective Record" Chapter 255 The Secret in the Mezzanine is being hit by hand, please wait a moment,

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