Several files related to the technical specification of the Adobe Photoshop format are provided:
ADOBE.TXT is a specification of Photoshop v3.0.4 in plain ASCII format.
PHOTOSHP.TXT is a specification of Photoshop v2.5 in plain ASCII format.
PHOTOSHP.P25 is a specification of Photoshop v2.5 in Adobe Photoshop format.
PHOTOSDK.PDF is a specification in Acrobat PDF format.
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