Imaging247.tiff is a copy of the file neutre.TIFF that was supplied by the user for 
JIRA issue IMAGING-247. 

Imaging258.tiff is a test file in which an offset field is given as type IFD rather
than type Long.  It was produced specifically for JIRA issue IMAGING-258.

Imaging265.tiff is a test file with a planar configuration of 2 (red, green, and blue bytes
split into different "planes" within the file).  It is organized in strips.
This file is taken from the file small_world.tif that was posted with the
original JIRA issue for IMAGING-265