Text for uploadThis 23-slide PowerPoint presentation covers generations and eras from prehistory to Alpha Generation. More than 250 images enhance the text in a dynamic timeline sequence.Generations and eras includes prehistory, ancient history, post classical, early modern period, later modern period, Victorian (Victorianism), Romantics (Romanticism), Modern (Modernist, Modernism), the lost generation, the Roaring '20s (Roarin' '20s), the Harlem Renaissance, the Depressionists (Great Depressio