A black lecture on the invasion of Great Britain [graphic].[1846?]engRacist image showing a Black man delivering a lecture, standing in front of a large image, with a bust of a Black man with a label "Julius Caesar". With text using dialectTitle from text above image.Date of publication from unverified data in local card catalog record.Lithographic image with accompanying text in letterpress below, on a broadside.Letterpress text below image begins: Genelem ob colour, on gibbin' some account ob de Roman inwasion ...Text in upper right corner of sheet, following series statement: To be continued.