Module 3 - October 26 to November 20, 2026 (4 Weeks)
Restoration of Photographic Materials and Reproductions
Program Director: Konstantinos Choulis
Module 3
Workshop, 100 hours
The Restoration of Photographic Materials and Reproductions
Instructor: Maria Chiara Abate
1) Safety Issues in photographic restoration workshops
Toxic materials and conditions in the laboratory
Toxic conditions found in the field
Prevention and safety
Instruments: Gloves, masks, eye protection, ventilation
Proper disposal
2) Organization of a restoration lab
Instruments, procedures, layouts
3) Definitions and glossary
Book structure, paper terms, and procedures
4) Identification of materials and processes
Early Photography
o Daguerreotypes
o Ambrotypes
o Collodion wet plate
o Gelatin Silver
Glass plate
Metal plate
Film
• 20th Century photography
o Black & White emulsion
Film negatives
Paper positives
• Color Photography
Colorization
3 emulsion layers (Kodachrome)
• Negatives
• Paper prints
• Polaroid
• Slides: black and white, color
• Digital photography
Formats
Digital storage devices
• Copies & Reproductions:
Ferro-Gallic Print, Aniline Print, Blueprint, Cyanotype Print, VanDyke Print, Photostat Wash-Off Print, Diazo Prints, Hectograph Copy, Gel-Lithograph, Lithographic Print, Offset Lithography, Electrostatic Print, Electrostatic Xerox Copy.
7) Theory of Management and Restoration of Photographic Materials an Reproductions
8) Restoration of Photographs and Reproductions
• Documentation of existing conditions
• Consolidation : mending, patching, lining
• Cleaning: dry, washing, solvents
• Presentation: treatment and retouching of lacunae
• Documentation of restoration work
Module 3
Theory class 1, 24 hours
History and Evolution of Photography and Reproductions
Instructor: Martino Marangoni
1) History of Photography
Early Photography: Daguerreotypes, Ambrotypes, Collodion wet plate, Gelatin Silver, Glass plate, Metal plate, Film
20th Century Photography Process and Materials
Black and White
Negatives: glass, film
Positives: metal, Paper
Color Photography
Colorization
Dye transfers
3 emulsion : film, paper
Polaroid
Slides: B&W, Color positive
Evolution of book printing methods
2) History of Copies and Reproductions - Process and Materials:
Ferro-Gallic Print, Aniline Print, Blueprints, Cyanotype Print, VanDyke Print, Photostats, Wash-Off Print, Diazo Prints, Hectograph Copies, Gel-Lithograph, Lithographic Print, Offset Lithography, Electrostatic Print, Electrostatic Xerox Copy.
Module 3
Theory class 2, 24 hours
Materials of Photography and Reproduction
Instructor: Alfonso Zoleo
1. Materials: Physics and Chemistry
• Early Photography
• 20th Century Photography
• Early Reproduction methods
• 20th Century reproduction methods
• Digital copies & storage
• Digital printing: Analog, Electrostatic
2) Deterioration factors
• Inherent material aging
• Environmental
• Biological
• Anthropic