Archive < Businesses < Partnerships, Sole Proprietorships, and Farmers' Cooperatives 1957 to 1976 U.S. business income tax return reports The following archival reports compile business income tax information including partnerships, sole proprietorships and corporations. 1950 - 1959 1957 PDF 1958 PDF 1959 PDF 1960 - 1969 1960 PDF 1961 PDF 1962 PDF 1963 PDF 1964 PDF 1965 PDF 1966 PDF 1967 PDF 1968 PDF 1969 PDF 1970 - 1979 1970 PDF 1971 PDF 1972 PDF 1973 PDF 1974 PDF 1975 PDF 1976 PDF 1953 to 1983 Partnership Income Tax Return Reports A partnership is a relationship between two or more persons who join to carry on a trade or business, with each person contributing money, property labor or skill and each expecting to share in the profits and losses of the business whether or not a formal partnership agreement was made. Here you will find historical reports concerning partnerships. 1957 to 1984 Sole Proprietorship Income Tax Return Reports Here you'll find historic reports that present sole proprietorship data from business schedules filed with individual income tax returns. The economic activities described in these reports encompass virtually the entire range of unincorporated, one-owner businesses and professional practices. 1953 and 1963 Farmers' Cooperative Income Tax Return Reports Here you will find reports that provide financial statistics from income tax returns filed for farmers' marketing and purchasing cooperatives. Archive < Businesses < Partnerships, Sole Proprietorships, and Farmers' Cooperatives