Mass de-acidification to neutralize acids contained in the paper and to introduce an alkaline reserve, total quantity: 42,795 volumes, including approximately 9,500 sheets, spread over 10 lots

Mass deacidification to neutralize the acids contained in the paper as well as the introduction of an alkaline reserve. Location: State and University Library, Von-Melle-Park 3, 20146 Hamburg¹

approx. 9,500 sheets of posters from the Deutsche Schauspielhaus Hamburg 1900—1932 and 1945—1971 (approx. 9,500 sheets), together weighing around 255 kg, distributed over 60 volumes in the format 60 x 45 cm; de-acidification and closing of cracks from 1 cm² with about half of the leaves (Von-Melle-Park site)

²Execution by qualified paper restorers (certified or with equivalent qualifications to be proven)

Library of the Hamburg State Archives, calico bleach 19, D-22041 Hamburg⁸

approx. 2,000 volumes of P-monographs and periodicals at 0.4 kg

Mass deacidification to neutralize the acids contained in the paper as well as the introduction of an alkaline reserve. Location: State and University Library, Von-Melle-Park 3, 20146 Hamburg¹

approx. 20,000 volumes of monographs and journals owned solely in Hamburg (A signatures 1932—1945) at 0.4 kg (Von-Melle-Park and Bergedorf sites)

Mass deacidification to neutralize the acids contained in the paper as well as the introduction of an alkaline reserve. Location: State and University Library, Von-Melle-Park 3, 20146 Hamburg¹

approx. 7,000 volumes of monographs and journals owned solely in Hamburg (B-signatures 1950—1965) at 0.5 kg (Von-Melle-Park and Bergedorf sites)

Mass deacidification to neutralize the acids contained in the paper as well as the introduction of an alkaline reserve. Location: State and University Library, Von-Melle-Park 3, 20146 Hamburg¹

approx. 1,000 volumes of P newspapers (D signatures 2016—2020) of 4 kg (Von-Melle-Park and Bergedorf sites)

Mass deacidification to neutralize acids contained in the paper and to introduce an alkaline reserve. Location: Library of the Asia-Africa Institute of the University of Hamburg, Edmund-Siemers-Allee 1, East Wing, 20146 Hamburg³

approx. 2,385 volumes of Chinese literature (brochures) at 0.25 kg and approx. 250 monographs on Islamic studies at 0.4 kg

Mass deacidification to neutralize acids contained in the paper and to introduce an alkaline reserve. Location: Theological Library of the University of Hamburg, Gorch-Fock-Wall 7, 20354 Hamburg⁴

approx. 3,000 volumes of singular literature on church history (monographs) at 0.5 kg

Mass deacidification to neutralize the acids contained in the paper as well as the introduction of an alkaline reserve. Location: Library of the Institute for the History of German Jews, Beim Schlump 83, 20144 Hamburg⁵

about 4,000 volumes of special literature on Jewish history at 1.25 kg, including approximately 300 large-format volumes and around 1,000 brochures

Library of the Museum am Rothenbaum MarkK, Rothenbaumchaussee 64, D-20148 Hamburg⁶

approx. 2,000 volumes of special literature on African ethnology a 0.4 kg

(Library of the Hamburg Kunsthalle, Glockengiesserwall, D-20095 Hamburg⁷

about 800 volumes (of about 1,800 to be tested for deacidification) volumes 0.6 kg exhibition catalogs and approx. 300 (of approx. 650 to be tested for deacidification) volumes of auction catalogs a 0.3 kg; due to a high proportion of coated papers, all volumes (approx. 2,450) must be tested for deacidification,

of which only 50% is expected to be deacidified (approx. 800+300)