A pale colour for the frame creates a more contemporary look for this design. The scale of the more delicate 3”x 5” works means that the objects also need to be small to balance the whole effect. I put two very decorative pieces with two plainer items. The original purpose of the highly ornate round door rose, or rosette, was to cover the inner workings of the doorknob and latch. www.vintagehardware.com The square piece in the lower left is a keyhole cover, or escutcheon, which prevented the key from damaging the door, 3”x 5”.