This series includes thirteen folders for paid and unpaid bills, organized by year from 1969 to 1977 (some years missing). The series also contains five folders of business related documents and professional correspondences, including a list of buyers, account records with Nakbor Publications, foreign manufacturing and shipping from 1975 to 1977, promotional correspondences from 1969 and 1970, and bicentennial correspondences from 1968 and 1969.