Posters collecting today is for both fun and profiit. Yet, the poster you thought was going to increase in value year after yearhas suddenly turned yellow after only three months and is now worthleess. What happened? What could have been done to prevent the yellowing? This article will discuss how paper is made. What materialls are best suited for long term storage and the guidelines for proper preservation.
How Paper is Made
Paper generally has plant fibers that have been reduced to a pulp, suspended in water and then matted into sheets. The fibers in turn consist largely of cellulose, a strong, lightweighht and somewhat durable material; cotton is an example of almost pure cellulose fiber. Although cotton and other kinds of fiber have been used in paper mak View the rest of this article
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