1928 Olympic Issues of Other Countries. Portugal: 1928 Olympic 15c imperf. proof on gummed paper, very fine and very scarce, plus mint issued stamp and forged proof of the central vignette (stamp with red colour bleached). (Image)

AZORES: 1928 (May 24) American Consular Service printed envelope front sent locally in Azores with 1928 15c Olympic fund-raising stamp in combination with Azores 40c tied by Ponta Delgada, very fine and extremely rare if not unique usage in the Azores. Note: This 15c stamp was obligatory for 3 days from May 22-24 in 1928 for mail sent within Portugal (Image)

PORTUGAL: 1928 (May 22) FIRST DAY: Envelope sent within Lisbon franked with 10c and 5c paying the unsealed envelope printed matter rate in combination with the obligatory 1928 Olympic 15c, very fine and rare usage Note: This 15c stamp was obligatory for 3 days from May 22-24 in 1928 for mail sent within Portugal (Image)

PORTUGAL: 1928 (May 22) FIRST DAY: Envelope sent locally in Lisbon franked with 40c in combination with the obligatory 1928 Olympic 15c, arrival bs, some heavy foxing around the stamps, a rare usage Note: This 15c stamp was obligatory for 3 days from May 22-24 in 1928 for mail sent within Portugal (Image)

PORTUGAL: 1928 (May 23) SECOND DAY: Envelope sent locally in Lisbon with Olympic 15c showing reversed transfer error (the image of the stamp being in mirror-image) with 32c and 48c tied by Lisboa cds, some minor toning around the stamp caused by the gum, a very rare variety and probably unique on cover. (Image)

PORTUGAL: 1928 (May 23) SECOND DAY: Commerical envelope from Setubal to Santarem franked with 40c in combination with the obligatory 1928 Olympic 15c, arrival bs, fine and rare usage Note: This 15c stamp was obligatory for 3 days from May 22-24 in 1928 for mail sent within Portugal (Image)

PORTUGAL: 1928 (May 23) SECOND DAY: Envelope sent from Vila Nova di Gai into Gaia franked with 15c paying the unsealed envelope printed matter rate in combination with the obligatory 1928 Olympic 15c, very fine and rare usage Note: This 15c stamp was obligatory for 3 days from May 22-24 in 1928 for mail sent within Portugal (Image)

PORTUGAL: 1928 (May 24) THIRD DAY: 25c Postal stationery card from Vizela to Porto franked with the obligatory 1928 Olympic 15c, arrival ds, some toning around the stamp, a fine and rare usage Note: This 15c stamp was obligatory for 3 days from May 22-24 in 1928 for mail sent within Portugal (Image)

PORTUGAL: 1928 (May 24) Commercial envelope with 1928 15c Olympic fund-raising stamp in combination with 40c Ceres tied by Villa Nova de Ourem cds, with Santarem arrival bs, some minor toning to stamps, fine and scarce usage. Note: This 15c stamp was obligatory for 3 days from May 22-24 in 1928 for mail sent within Portugal (Image)

PORTUGAL: 1934 (Jun 13) Envelope with 1928 Olympic 15c in combination with other issues (40c, 40c and 75c, underpaying the correct rate by 5c but not taxed), all tied by Lisbon machine cancel, sent to Austria, fine, a very unusual late and illegal usage of this Olympic stamp (it was only valid for 3 day from May 22-24 in 1928) (Image)

URUGUAY: 1928 Olympic Football Champions set of three affixed in a Postal Administration folder, some minor peripheral tape marks, fine (Image)

URUGUAY: 1928 Olympic Football Champions set of three in blocks of four tied to envelope sent registered to San Carlos on the 2nd day of issue (30 Jul 1928), tied by Montevideo cds, very fine and attractive philatelic franking of this popular issue, plus 6 modern commemorative stamps of players from the team (Image)

Huygens Postal Stationery Cards (ordered by Series number). 1928 Amsterdam 7 1/2c official postal stationery card by Huygens, design all in brown, very fine and very rare with no more than 10 existing at most (Jonker type A.2). (Image)

1928 Amsterdam 7 1/2c official postal stationery card by Huygens, design all in brown and black, very fine and very rare with no more than 10 existing at most (Jonker type A.3). (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie A. 3001-4000), unused, vertical crease otherwise fine. (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie A. 4001-5000), cancelled by the Olympic pentagonal ds, very fine and scarce as such. (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie A. 5001-6000), unused, very fine. (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie A. 6001-7000), used with Overveen 11.VII.27 cancel, very fine. (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie A. 1-1000), unused, some minor tone spots, very fine. (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie A. 3001-4000) cancelled by Overveen cds, small corner crease, very fine (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie A. 6001-7000), cancelled by Amsterdam Central Station 8.1.1927 machine cancel, very fine (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie B. 1-1000), unused, some minor tone spots, very fine. (Image)

1928 Amsterdam Huygens 3c official postal stationery card depicting Swimming, with "De Regentes" advert below, unused, very fine. (Image)

1928 Amsterdam 5c official postal stationery card by Huygens (Serie F. 1) depicting football, unused, two vertical creases, still a scarce and popular card. (Image)

Issued Stamps, Covers and Cancellations. 1928 Amsterdam Olympics issue publicity poster, 18.8x26cm, depicting all the stamps in the set with legend below "Het prijsverschil komt ten bate van het Nederlandsch Olympisch Comité", very fine.