- TitelDetails of iron chain at base of cone (The Great Chain), October 1922
- SignaturSPCAA/D/14/8/(1-2)
- Hersteller
- Form und Inhalt{\rtf1\ansi\ansicpg1252\deff0\deflang2057{\fonttbl{\f0\fnil\fcharset0 MS Shell Dlg;}} \viewkind4\uc1\pard\f0\fs17 Details of iron chain at base of cone including section of chain and plan and elevation of connection of chain, unsigned, October 1922 - the drawing has split into four sections; and photocopy of original drawing\par }
- Umfang1 drawing; 1 photocopy
- ZugangsbestimmungenAccess is strictly by appointment only with the architectural archivist. Material dating from 1990 to the present day is not currently available for public consultation. Some records are subject to a closure period of 75 years under the Data Protection Act.
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