AFFILIATION PROCEEDINGS ACT, 50 OF 1970 APPROPRIATION (1970-71) ACT, 3 OF 1970 AUTHENTICATION OF DOCUMENTS (AMENDMENT) ACT, 57 OF 1970 BAMANGWATO CONCESSIONS LIMITED MINING LEASE ACT, 7 OF 1970 BAMANGWATO LAND GRANT (AMENDMENT) ACT, 17 OF 1970 BAMANGWATO SUCCESSION ORDER (REPEAL) ACT, 47 OF 1970 BOTSWANA HOUSING CORPORATION ACT, 75…