Guiana El Dorada Lake Of Manoa Sir Walter Rayleigh Old Map Postcard

bg810  Antique postcard from the British London Museum of this historic map with artist details and full information below the image published circa 1920 or earlier and is unused and mint  - This would appear an official souvenir for visitors to the museum when the map on display as an exhibit some 100 years ago - please see all my other antique map postcards.