IWC (WaveL)
From Just Solve the File Format Problem
IWC is a wavelet-compressed image file format associated with old versions of the WaveL CompressIt application by WaveL Software.
The correct name of this format, if it has one, is unknown. It is sometimes called something like WaveL Wavelet Compressed Bitmap, or even just WaveL.
Identification
Files begin with the ASCII string "IWC".
