Restaurator, Volume 1

acetone acid adhesive air humidity alcohol solution artificial aging Average barium hydroxide benzene bleaching booklice carbonate cellulose acetate cellulose acetate film CHC treatment chemical chloramine-T chlorine dioxide collagen cyclohexylamine damage deacidification decalyne delamination deterioration documents effect Ehrle Elong fibres film fold endurance fungi Handschriften Herr Dr hours of irradiation Hygiene hygroscopicity increased kg/mm² Konferenz Laboratory lamination leaf librarians library materials manuscripts methods Moskva National nymphs paper parchment pendulum Pergament Physico-mechanical properties PLATE polyamide polyamide glue polyethylene polyurethan polyvinyl polyvinyl alcohol preservation of library printed problems processing with urea pulp removed Research rupture russet-tanned leather scanning electron microscope Schrift sheet skin sodium sodium chlorite softening solution of urea solvent spermaceti emulsion surface Table temperature tests tissue urea vapors wood pulp writing parchment Zapon zaponirt библиотечных бумаги Гос кн книг материалов Нюкша Ю публичная б-ка реставрации Салтыкова-Щедрина фондов