The outer part (4) of a box (3), of a match box type, is attached to the front side (1) of the picture postcard. Its inner part (5) forms a frame for a sample, model and/or similar object (7). The centre part of the box is pref. attached to the postcard in a releasable manner. The postcard may have two facing tongues (8), foldable each about a fold line (10), which can be inserted into opposite ends of the outer part of the box for its securing to the postcard. The tongues may be secured in position by the inner part of the closed box.
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