Use these options to specify how the date range returns results. "Exact" means that the start and end dates of descriptions returned must fall entirely within the date range entered. "Overlapping" means that any description whose start or end dates touch or overlap the target date range will be returned.
![Reunião de lançamento do Movimento Pró-PT (São Bernardo do Campo-SP, 13 out. 1979) [Salão de Festas do Restaurante São Judas Tadeus] / Crédito: Luiz Bittar/Angular Fotojornalismo](/uploads/r/centro-sergio-buarque-de-holanda-csbh-fpa/7/b/e/7be88affc4f4cbe703c964a9e91147ff4917e929885e8ebd270e06683f2f3f7a/_usr_share_nginx_atom_csbh-dados_PTDN_F_0396_0001_142.jpg)