Pop-up display and pop-up display locking mechanism therefore

Erectable displays and methods of making such erectable displays are disclosed. An example apparatus includes a display apparatus including a shroud having a first sheet and a second sheet disposed in opposition to one another, the first sheet and the second sheet being connected to one another at a first end by a first joint and at a second end by a second joint. The display apparatus includes at least one support member disposed between the first and second sheets and between the first and second joints, the support member(s) being configured to outwardly bias the first and second sheets to cause the shroud to assume a curvilinear cross-sectional shape along at least a portion of a longitudinal axis of the shroud.