Bearer share issued in Paris by the « Compagnie des Mines d'Or de la Californie », founded by deed passed before Maître Lecerf, notary in Paris, on 20 April 1849, with a share capital of 900,000 francs, a company with a limited term of four years, head office at 24 boulevard Poissonnière. This share entitles the holder to two-fifths of the company's profits. Red company stamp, handwritten signatures of the collective managers.

A piece of exceptional historical interest: founded as early as April 1849, this company is among the very first investment vehicles created in France amid the speculative fever that followed the announcement of the discovery of gold in California in late 1848. As early as February 1849, the Revue des Deux Mondes had published a warning article by Benjamin Delessert about this craze, while the Parisian satirical press was already mocking the "millions for a penny" promised by these companies. Almost all of these short-lived ventures — whose lifespan was deliberately limited to a few years — went bankrupt quickly, which makes the paper survivors of this period particularly sought after.

Predating by a year the later issues (1850) of comparable companies such as La Fortune or Le Mineur, this piece stands out for its founding date, which coincides exactly with the year of the gold rush (the "forty-niners"). Gold mining