I just found this handy reference site here:http://www.ibm.com/developerworks/aix/library/au-productivitytips.htmlHere was my script that finds the files modified between given dates, and then will tar the ouptut to an archive. find /path/ -name *.JPG -daystart -newer file.start ! -daystart -newer file.end -print0 | xargs -0 tar rvf filename.tar