Tractatus, 1734

Conservation of

Pantheon Argutae Eruditionis Fundamentis Gravissimis De Amplificationibus Exfructum In Principe Collegio Jaroslaviensi Soc. Jesu […], S. l., 1734.

Vilnius University Library, Manuscript Department, Collection of Treatises and Research Work, document No. F3-890.


Conservation by senior conservator Rita Kalinauskienė (paper treatment) and Ieva Rusteikaitė (paper treatment & binding conservation).

Photographed by Ieva Rusteikaitė.


Note. Due to the fact that pictures were taken in different periods, there might be slight color differences in the photographs.



  • Dust
  • Dirt and stains
  • Tears and paper loss in the pages
  • Detachment of 50 % of gatherings
  • Broken cord
  • Almost complete detachment of the front cover
  • Complete loss of covering material in the spine area
  • Defoliation of cardboards
  • Partial loss of covering paper

Treatment applied

  • Dry cleaning
  • Repair of tears and paper loss
  • Repair of the broken cord
  • Attachment of the loose gatherings
  • Rounding and consolidation of the text-block spine
  • Repair of defoliated cardboards
  • Mounting of the loose front cover
  • Repair of the covering paper and leather
  • Repair of the endleaves

Materials introduced during the treatment

  • Wheat starch paste
  • Linen tread
  • Dyed custom-made laid paper (cotton & hemp fibers)
  • Japanese paper
  • Dyed calf leather