TAA i.3.23.23

receding slope from the ground upwards – of approximately 19.7 

mills. per one metre vertical.

          The shrine is constructed in five separate sections, namely:- 

one roof section which includes the over hanging cavetto 

cornice and horizontal roll moulding; two side sections 

comprising a chief beam or frieze, panel, and dado; one 

back end section consisting of two corner posts, a chief 

beam or frieze, panel, and dado; and on front section 

consisting of two corner posts, a chief beam (or over door frieze), 

a sill, and two folding doors.

          The roof section which includes the cornice and roll moulding 

was tongued and mortised at intervals to the front sections of the 

under-structure (see Fig. ...). The form of this roof – a low 

barrel-shaped vault abutting rectangular end pieces – 

was obviously derived from the ancient system of flying 

a vault without centering over crude brick buildings. (1) To

fly a vaulted roof, i.e. without a temporary wooden 

framing (centering), whereon the vaulted work is constructed, 

the end wall of the building is carried up to the height of 

the apex of the vault. The courses of the flat especially made mud 

vault-bricks are then laid obliquely leaning inwards and 

against the heightened end wall. This is done to obviate the

effect of gravity until the vault is completed and keyed, and to