Interlibrary Loan (ILL) and Document Delivery (DD)


The main function of the Library of the Astronomical Observatory of Trieste is to provide support  to research and educational activities of internal staff and of external staff involved in the Observatory's activities.
Access to collections is also granted  to external users.

Opening hours for external users are Monday to Friday, from 9:00 to 13:00. Access is free.
Access is not restricted to opening hours for internal users.

After consulting the books, users should leave them on the study tables or give them back to the library staff for shelving. New-arrival books are to be shelved by users.

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The Library staff will assist users for general information about access to library services, resources and for queries or suggestions. Library staff provides assistance for consulting catalogues and for using e-resources and tools for finding documents online. Upon request, the Library staff will find bibliographical information by public access catalogues (OPAC) available online. For assistance or requests contact the library staff by e-mail at the following address: This email address is being protected from spambots. You need JavaScript enabled to view it..

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Library materials can be borrowed by the following user catagories (see OAT Library Rules)

Internal users: staff of INAF-Astronomical Observatory of Trieste, scientific staff associated to INAF and authorized users, i.e.users with formal research and educational collaboration relationship with Observatory's staff members. They can access the library without restrictions on opening hours, duration and number of loans. To borrow library materials, users will fill in the loan-forms of the tray labelled "Schede di prestito da compilare" (loan forms) in the library. The filled-in forms are either to be given to the Library staff or put on the tray labelled "Schede di prestito compilate" (filled-in forms) in the Library staff office. DO NOT FILL IN the forms between books on the shelves. For short loans (24 hours), users are requested to fill in the registers "Daily Loans" both in the Library room or in the Library staff office. There are no restrictions on the duration of loans.

External users: people who are not included in the previous category and are interested in astronomy and related sciences. They can access the library during opening hours (Mon-Fri, 9:00 - 13:00) and must contact the Library staff. External users can borrow a maximum of two items for a total of four volumes. Duration of the loan is one month. Renewals are possible if the material is not needed by other users. Upon request, loans can be extended for periods longer than one month prior to authorization of the Library staff. Loans cannot be renewed if items are needed by other users.

Library staff must have access to borrowed items at any time.

Items are to be returned at the loan expiry date. Otherwise the Library staff will send a recall message for overdue items. Borrowed items must be returned in case of long absence from Trieste.

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Interlibrary Loan (ILL) and Document Delivery

The library provides a document delivery service for books and articles not available in the OAT Library collections, thus fostering exchange and circulation of bibliographic material among libraries with which a relationship based on mutual exchange has been established.

Requests from LIBRARIES:

Requests with the bibliographic reference of the item are to be submitted by NILDE (Network Inter-Library Document Exchange), e-mail or fax.
The requesting library is responsaible for the material on loan. The number of individual requests is limited to one item at a time.

Books are delivered  throuth registered letter with acknowledgment of receipt. Photocopies will be sent by surface mail  or fax (10 pages max.). Digital copies will be sent by NILDE or e-mail.
The service is free of charge on mutual exchange basis and is in compliance with copyright laws.

Requests from USERS:

After carefully checking Library holdings, if the requested material is not available in the Library, requests can be sent preferably by NILDE (Network Inter-Library Document Exchange) or by e-mail to This email address is being protected from spambots. You need JavaScript enabled to view it.  with the bibliographic references of the item and his/her personal identity data. The Library staff will perform the necessary bibliographic search and submit the request  to the identified library supplier.

Since January 2011 users have been invited to submit their requests to their Institute's Library through the online service NILDE (see the tutorials for users), which allows the user to submit requests for articles, to view the status of the requests until document delivery and to manage his/her onw bibliographical data.  Users can also set up ADS database (SAO/NASA Astrophysics Data System - see configuration instructions) to submit their requests through automatic ADS forms which report the bibliographic information of the item and submit the request directly to the Library.

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Photocopying and scanning

Internal user can use a photocopy machine and a scanner to copy documents that cannot be damaged by photocopying. Rare and precious books and items in precarious conditions are excluded from this service. Requests for photocopying/scanning of bibliographic items of the Library can be submitted  to the This email address is being protected from spambots. You need JavaScript enabled to view it. (10 pages max.). Particular requests will be examined and authorized by the Library staff.

Photocopying is subject to terms and conditions of copyright regulations.

Users agree to a personal use of the reproductions for study purpose, excluding any subsequent reproduction. The Library disclaims any responsibilities for misuse or illegal use of this service.

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