Inventory Reference 9/2/018/0234 Formal Gradings Grading Grade I Grading Date 06/04/2014 GradingComment Grading by: South African Heritage Resources Agency Significance criteria Significance Categories Historical Sphere of Significance National Level High Significance Categories Aesthetic Sphere of Significance National Level High Significance Categories Rarity Sphere of Significance National Level High Significance Categories Scientific Sphere of Significance National Level High Significance Categories Social Sphere of Significance National Level High