From left to right first row:

• 1.2. Peasants
• 3.4. Roman Travelling Costume
• 5. Noble Man
• 6.7. Sacrificial Assistants
• 8. Priest of Jupiter
• 9. High Priest

Second Row:

• 10. Public Orator
• 11. Senator
• 12. Citizen of the later time
• 13. Equestrian

Associated with:

1. Ancient Roman Costume History in Europe B.C. 53 to A.D. 450.
2. Ancient Costume History of Egyptian, Greek, Roman and others.
3. Ancient Costumes of the Persians and other Asiatics.
4. Byzantine costume history. 

By Carl Rohrbach, Albert Kretschmer. The Costumes of all Nations from the Earliest Times to the Nineteenth Century: Exhibiting the Dress and Habits of All Classes, Regal, Ecclesiastical, Noble, Military, Judicial, and Civil. H. Sotheran, London 1882.