5 7/8 x 4 1/4 in (14.8 x 10.7 cm)

Provenance and Authentication:
According to the Letter of Authenticity (LOA) and Certificate of Authenticity (COA) provided by the consignor, this collectible was subjected to a forensic examination. The accompanying documentation states that the signatures were evaluated with reference to multiple characteristics, including ink deposition, material and aging characteristics, stylistic consistency, and historical context. Based on the examination described in these documents, the authentication provider concluded that the findings were consistent with the attributed signatures. The LOA and COA provided by the consignor accompany the lot.

A vintage portrait postcard depicting Adolf Hitler in profile, featuring an ink signature prominently placed in the lower blank margin. The postcard presents a classic period portrait composition, with the generous lower border providing an ideal presentation area for the autograph.

The signature displays fluid pen movement, an elongated horizontal composition, and continuous, confident strokes broadly consistent with documented examples of Hitler's handwriting. Based solely on the available image, however, it is not possible to determine whether the signature is an original period autograph, a facsimile, or a later addition. A conclusive assessment would require examination of the original postcard, ink characteristics, provenance, and comparison with authenticated reference material.

Signed portrait postcards of major twentieth-century historical figures have long been collected within the field of historical memorabilia. Their desirability is typically determined by authenticity, provenance, condition, rarity, and historical context, with well-documented examples generally commanding the strongest collector interest.