Citation: Maryland State Archives Special Collections (William T. Snyder Map Collection) John Ogilby, 1671 Noua Terrae-Mariae Tabula MSA SC 2111-1-2 width was 432 and height was 288 -->Maryland Manual OnlineThe on-line Manual presents an overview of the organizational structure in Maryland government. Guide to History of Slavery in Maryland Aimed primarily at students and their teachers, the 40-page booklet provides an overview of slavery and its legacy in Maryland.-->