Wren office drawings

Two studies in plan and section for the vaulting of window bays in the crypt: a diagonal bay of the apse (above) and the east end of the aisle (below)

Finished plan and section of an aisle window bay in the crypt

Construction drawing, in plan, front and side elevation, for one bay of the external basement including the bases of the main order

Preparatory elevation and plan of the south-east or north-east corner bastion, nearly as executed

Finished elevation and plan of the south-east or north-east corner bastion, as executed

Laid-out elevation of a diagonal bay of the crossing, with one cardinal bay each side

Study for the south-east bastion at crypt- and church-floor levels (Dean’s Vestry), showing the internal north elevations and sections of the staircases and vaults, not as built