All subscribers to IUCr journals can read the journals online via Crystallography Journals Online. To access the journals if you have not already done so, you need to register here.

Registration is in two parts. First, you will need to supply your Crystallography Journals Online administration number and password. If you have not received these from us then please contact You may quote any publisher reference numbers given to your subscription(s) either by Wiley or by Munksgaard to help us identify your administration account.

The first time that you log in, we will ask you to read the current Terms and Conditions of Use of the Crystallography Journals Online service, and to review the contact details we have for you and correct them if necessary. We will then ask you for some information about the network address or addresses from which you wish to access the journals. These access details will enable us to identify you as a subscriber whenever you visit the site, and give you full access to those journals to which you are subscribed.

When you have completed the registration process, you will have full online access to those IUCr journals to which you are subscribed. We will send you an e-mail confirming the contact and access details that you have provided, and you can update these details at any later date by logging in here using your administration number and password.

To register now or to update your contact and access details if you have already registered, please fill in your administration number and password and click on `Enter'.

Crystallography Journals Online administration number 

For more information about accessing this service now and in the future and for information on how to subscribe to IUCr journals, please see the subscription policy for Crystallography Journals Online at the subscriber services page. If you have any questions about registration or updating your contact and access details for the service, please contact the IUCr Editorial Office at

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