Bill, have you tried Cornell U's War of the Rebellion records online?
I did a search by date and this is one result, that might be the report you mention, by Seymour Howell:
http://cdl.library.cornell.edu/cgi-bin/moa/pageviewer?frames=1&coll=moa&view=50&root=%2Fmoa%2Fwaro%2Fwaro0102%2F&tif=01135.TIF&cite=http%3A%2F%2Fcdl.library.cornell.edu%2Fcgi-bin%2Fmoa%2Fmoa-cgi%3Fnotisid%3DANU4519-0102
Perhaps the later date reports are there as well?
Fran Bolton