Conditions Governing Access: From the Fonds: Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).

Conditions Governing Access: From the Fonds: Access to the collection is subject to special conditions and is at the discretion of Matheson & Co. Ltd, part of the Jardine Matheson Group. A statement of the conditions and an application form are available in the Manuscripts Reading Room. Printed copies of the form are available by post (please contact the University Library). An electronic version can also be found at https://www.lib.cam.ac.uk/files/jm_permission_form.pdf. Records described in the catalogue as being in a bad condition are in a fragile state that precludes them being made available to readers. Access to some records may be restricted under the terms of the Data Protection Act, 1998.

Conditions Governing Access: From the Fonds: Some material in the Darwin archive is not available because it is unfit for production and access to some very fragile material may only be possible with support from specialist conservation staff. Please see descriptions for further details.