95 [ 23 ] 



tongued and grooved, and laid in courses in the best manner. All the 

 butts and joints will be planed true, after the floors are laid. The plank 

 must be free from sap, shakes, and black or unsound knots; and when 

 clear plank is specified, it must be free from all blemishes. 



Roof. — All the roofs of every part of the building and towers to be 

 sheathed with 1^ inch merchantable white pine plank, mill-worked, and 

 strongly nailed to the purlincs. The sheadiing to be free from sap, shakes, 

 sun-cracks, and black or rotton knots. 



Partitions and centres. — There will be a stud partition between the 

 ■Regents' room and the rear staircase, which Avill be framed up of 3 by 4 

 inch joists, well bridged and trussed, and set twelve inches (12 in.) from 

 centre to centre. 



All the centres for the mason work, and stone-setting, to be furnished 

 by the carpenter. 



Furring. — All the outside walls, which are not lined with brick, to be 

 furred with best 2 by 3 inch furring, set twelve inches (12 in.) from cen- 

 tre to centre. 



Ceilings. — All the flat ceilings to be cross-furred with 1^ by 2 inch stuflf, 

 set twelve inches (12 in.) from centre to centre. 



Groined ceilings. — The ceilings of the west wing, east wing, west con- 

 necting range and its cloister, nuiseum, rooms in the front towers, and 

 tl^e room in the campanile on the museum floor, of the principal porch, 

 the Regents' room, the staircases, vestibules, central hall, and library, 

 will be groined and ribbed, per plans, sections, and directions of the architect. 



These ceilings will be groined as follows: 



West wing. — Divided by cohnnns and arches into three (3) aisles, each 

 of seven (7) sections of groining, and composed of an artificial clerestory, 

 under the roof, lighted by sky-lights, and two side aisles. The apsis will 

 also be handsomely groined. 



West connecting range. — The gallery of art wiU also be divided into a 

 central nave with a clerestory, and two side aisles, each containing seven 

 sections of groining or twenty-one (21) in all. The cloister will also have 

 seven (7) sections of groining. 



The library will be divided by pillars and arches into five aisles, each 

 containing seven sections of groinmg, not including the small groins be- 

 tween the pillars, which will be groined per plan and directions of archi- 

 tect. 



The central hall will be in one aisle, containing sections of groining, per 

 plans. 



The staircases will be groined per plans and directions of the architect. 



The east wing will be in a single aisle, handsomely groined. 



The Regents' room will have one section of groining, and a groined 

 ceiling to the bay window. 



The museum will be divided by pillars into five (5) aisles longitudinally, 



with a transept or transverse aisle, at the centre, groined in a single aisle. 



Each of the longitudinal aisles will contain fifteen sections of gronung. 



The transverse aisle will contain two sections of groining, in front of the 



ongitudinal aisles. 



The rooms in the front towers will have each groined ceilings. 



The front and rear staircase halls will be groined per directions of 

 architect. . 



The ceiling of the rear staircase hall will be groined per plans and di- 



