The estate is located in the commune of Bommes Sauterne (Graves, Bordeaux). It was founded by Latour Blanche in the late 18th century. In 1815 it was taken over by Frederic Focke of German origin, who is said to have experimented with noble rot berries. At the famous German wine collector Hardy Rodenstock (1941-2018) organized tastings are said to be the 1747 and 1748 vintages noble sweet Wines have been recognized. This would be an honor for the winery, even before the famous one Château d'Yquem to have produced sweet wines. However, this is not guaranteed. The good was at Bordeaux Classification Classified as "Premier Cru Classé" in 1855 (Sauternes).
The later owner Daniel "Osiris" Iffla (1825-1907) bequeathed the winery to the French state in 1909 on the condition that a wine-growing college "École de Viticulture et d'Oenologie de la Tour Blanche" be established on the site. In honor of the founder, his alias "Osiris" is listed on the label. The estate is still under the administration of the Ministry of Agriculture. The vineyards cover 40 hectares, of which 36 hectares are Sémillon (78%), Sauvignon Blanc (16%) and Muscadelle (6%) planted. The extremely long-lasting noble sweet wine will be 18 to 24 months in 100% new barriques expanded. The second wine is called "Mademoiselle de Saint Marc". A dry white wine called "Les Jardins de Thinoy" is also produced. The red wine "Cru de Cinquet" is produced from the remaining four hectares.