Is there a collector's value for 1970s brush lettering posters

The 70's brush writing post has collection value, but if it is not a celebrity handwritten post economic value is not great, but the collection of personal learning and life has great significance.

Collection, the community has a great contribution to the collector himself, but also a meaningful hobby, it not only can open the window of knowledge, get the enjoyment of beauty, and long-term collection of people, can develop in learning, work and life in a well-organized good habits, training perseverance and enhance the cause of the same time to help you go to the community to meet more knowledgable friends, improve the ability to socialize The ability to make friends.