- TitoloPlans of dome at level of cells (below whispering gallery but above platform level) showing method of bonding masonry
- RiferimentoSPCAA/D/14/9/(1-5)
- Datac.1914-1931
- Creatore
- Ambito e contenutoPlans of dome at level of cells showing buttresses, piers and bastions; some with annotations. There is 1 original drawing and 4 copies of the same drawing; they are unsigned and undated.
- Portata5 drawings
- Condizione di accessoAccess 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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