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libs/gil/test/extension/io/images/tiff/graphicmagick/readme.txt

# Copyright (C) 2013 Christian Henning
# Distributed under the Boost Software License, Version 1.0. 
# See www.boost.org/LICENSE_1_0.txt

files can be found at ftp://ftp.graphicsmagick.org/pub/tiff-samples/

if not available please ask me at chhenning **at** gmail.com