Leopold Kahn1860 · Glass plate collodion negativePlate: 9.3 × 6.2 × 0.3 cm (3 11/16 × 2 7/16 × 1/8")National Portrait Gallery
Leopold Kahn1860 · Glass plate collodion negativePlate: 9 × 6.1 × 0.2 cm (3 9/16 × 2 3/8 × 1/16")National Portrait Gallery
Leopold Kahn1860 · Glass plate collodion negativePlate: 9.2 × 6.1 × 0.2 cm (3 5/8 × 2 3/8 × 1/16")National Portrait Gallery
Admiral Dot1860 · Glass plate collodion negativePlate: 8.9 × 6.1 × 0.3 cm (3 1/2 × 2 3/8 × 1/8")National Portrait Gallery
Leopold Kahn1860 · Glass plate collodion negativePlate: 9.2 × 6.1 × 0.3 cm (3 5/8 × 2 3/8 × 1/8")National Portrait Gallery
Admiral Dot1860 · Glass plate collodion negativePlate: 9 × 6.1 × 0.3 cm (3 9/16 × 2 3/8 × 1/8")National Portrait Gallery
Leopold Kahn1860 · Glass plate collodion negativePlate: 9 × 6.1 × 0.2 cm (3 9/16 × 2 3/8 × 1/16")National Portrait Gallery
Admiral Dot1860 · Glass plate collodion negativePlate: 8.9 × 6.2 × 0.2 cm (3 1/2 × 2 7/16 × 1/16")National Portrait Gallery
Leopold Kahn1860 · Glass plate collodion negativePlate: 9 × 6.1 × 0.2 cm (3 9/16 × 2 3/8 × 1/16")National Portrait Gallery
Leopold Kahn1860 · Glass plate collodion negativePlate: 9.3 × 6.5 × 0.2 cm (3 11/16 × 2 9/16 × 1/16")National Portrait Gallery