roof crest การใช้

• Early Puuc architecture included roof crests, inclined friezes, and an absence of mosaic decoration.
• The mansard roof crest was often topped with an iron trim, sometimes referred to as  cresting.
• On the southeast is a gabled block used for the outreach office, aligned with the roof crest parallel to the wall.
• With the exception of some changes to the chimney structure and missing roof crests and finial, the depot's exterior looks exactly like it did when constructed.
• This effect can be seen in the elongation of the Airy disk in the direction perpendicular crest of the roof as this is a diffraction from the discontinuity at the roof crest.