First map to depict San Francisco up for public sale; anticipated to fetch $500K+


A major piece of California historical past goes up for public sale later this month.

Public sale home Bonhams will current what it’s calling “an important 18th century map of California” throughout an public sale on Oct. 25.

The unique manuscript map of coastal California is signed by Miguel de Costansó, a Catalan cartographer and engineer for the Portola Expedition. The expedition was the primary exploration of what’s now California by a European nation and is thought to be the start of Spain’s colonization of California.

As engineer on the expedition, Costansó created the primary land-based maps of the California shoreline.

The map, which was scribed in Mexico on Oct. 30, 1770, is the primary map to depict the San Francisco Bay.

There are three variations of the map, in response to Bonhams. The primary is a manuscript that doesn’t depict San Francisco Bay, the second is the manuscript that’s up for public sale, and the third is a 1771 printed map that was produced in Spain utilizing the second manuscript.

“The map was created at the side of Costansó’s written report of the expedition, revealed in 1771 as Diario Historico de los viages de mar, y tierra hechos al norte de la California, the primary e book on California and itself a rarity,” Bonhams mentioned.

A very powerful 18th century map of California is being auctioned by Bonhams as a part of its Exploration and Journey Literature, that includes Americana sale in New York. (Bonhams)

Bidding for the one-of-a-kind piece of California historical past will start at $500,000. The public sale home expects the map to be bought at a value between $600,000 and $800,000.

The Costansó map is a part of a collection of uncommon and vital paperwork of American historical past which might be being auctioned this month as a part of Bonhams Exploration and Journey Literature, That includes Americana public sale.

Additionally featured within the public sale is a subpoena for then-President Thomas Jefferson. It was the primary subpoena to be issued to a sitting president, through which Jefferson was requested to supply proof within the case of treason towards Aaron Burr.

Burr was the third Vice President of the US and an authentic Founding Father who was arrested and accused of Excessive Treason for making an attempt to boost a military to secede the Louisiana Territory and western states from the US.

The subpoena doc is predicted to promote for a value of $200,000 to $300,000.

There’s additionally a duplicate of the primary federal copyright legislation signed in 1790 by Jefferson throughout his time because the nation’s Secretary of State. That doc is estimated to be value greater than $100,000.

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