I have found a blog which provides a full list of the U.S. Strategic Bombing Survey (USSBS) reports concerning the European air war, and some of the reports:
https://pacificwararchive.wordpress....survey-europe/
The same blog contains a list of the reports covering the war in the Pacific, and
almost all of the reports:
https://pacificwararchive.wordpress....y-pacific-war/
Regards,
Dan