sentences:  Originally a tall, wrap-around lower deck windscreen was fitted, but some batches were fitted with a double-curvature windscreen, with either a straight or an arched top.A batch of Dennis Dominators built for Southampton Citybus have bodywork which is mostly to this style, including the downswept front upper deck window bay, but with a divided flat upper deck windscreen in place of the distinctive double-curvature screen.This design was introduced in 1984.