PNG (Portable Network Graphics) Specification, Tenth Draft

Revision date: 5 May, 1995
Copyright 1995, Thomas Boutell. Permission is granted to reproduce this specification in complete and unaltered form. Excerpts may be printed with the following notice: "excerpted from the PNG (Portable Network Graphics) specification, tenth draft." No notice is required in software that follows this specification; notice is only required when reproducing or excerpting from the specification itself.

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