History of Bankruptcy: Taxation & Economic Reform in America Part III includes full-text legislative histories, CRS Reports, books, and scholarly articles.
Collier on Bankruptcy, 16th ed. - Available on Lexis. The appendices of this treatise contain the text of major bankruptcy acts as well as selected legislative history documents for those acts.
ProQuest Congressional Publications
U.S. G.A.O. Legislative Histories - Available on Westlaw; this source contains compiled legislative histories for public acts from 1921-1995.