RT Journal Article SR Electronic T1 Document 5: Memorandum No. 6 — Slavery Questions JF African Economic History JO Afr Eco His FD University of Wisconsin Press SP 143 OP 175 DO 10.3368/aeh.40.1.143 VO 40 IS 1 A1 Frederick D. Lugard YR 2012 UL https://aeh.uwpress.org/aeh.uwpress.org/content/40/1/143.abstract AB