All the conservation labs/workshops have mylar or melinex as the most commonly used material while treatment procedures as well as in packaging and safe storage or display etc. Such widely and frequently used material is known to all by these trade names (Mylar and Melinex), but not many know the exact properties and actual name…
Category Archives: Paper and book conservation
Case study of conservation of a map
Info from the print Condition Assessment We received the map in a folded form. There was some adhesive residue visible on the outside. On opening of the very first fold we found that due to the application of some adhesive, the folds were stuck to each other. There was an attempt in past, by someone…
Paper and book conservation – Part 9
Finally, all the books that came to our lab have been restored and given a kind of new life. They are going back to the library tomorrow morning. Following is a re-sharing of a summary of all the conservation processes performed in our lab: Team Heritage Preservation Atelier had a challenging task of conservation of…
Treating the adhesive mess
Sewing after conservation
Team working towards final steps of an intense task of books’ conservation
Team Heritage Preservation Atelier had a challenging task of conservation of a set of books that could not be digitized by a library because of the extremely brittle pages and stuck up and deteriorated condition. We started with making a detailed condition assessment report. After initial documentation, we opened up the worn out and damaged…
Studying Paper for presence of watermark and bluish tinge: Case of 150 years old drawing
The drawing under study is made in 1868 (as evident from the signature) and the watermark mentions the paper manufacturing year to be 1866. ‘Watermarks’ are markings put into paper during its production, by making thinner or thicker layer of pulp when it is still wet. It becomes visible when paper seen with light source…
Case of a 150 year old engineering drawing
June 26, 2018 By Manit When we first saw the drawing on site, it appeared to be in a fairly good condition. Once it arrived in our conservation lab and we started a thorough diagnosis, there were a lot many observations and analytical details that were required to be considered before any treatment methodology…
Issues in old books and traditional re-binding
When the pages have turned very brittle and there are tears, lost areas and old repairs with incompatible and damaging materials, it is not that simple to mend and rebind a book with traditional sewing technique. Some binding procedures that cannot be performed properly or at all are: We cannot trim the edges. We…
Sellotape: How it deteriorates and changes with time
What is sellotape? Sellotape is basically a brand of transparent, polypropylene-based, pressure-sensitive tape. But, this term is also used for any such pressure sensitive tape of any brand. Sellotape is generally used for joining, sealing, attaching and mending. The older version of sellotape has shown some changes in its physical and chemical properties over a…