Two balloons in the air over boats in the water to which lines are attached from an anchoring system on the sea bed. Coloured wood engraving.

Reference:
36655i

Licence: Public Domain Mark

Credit: Two balloons in the air over boats in the water to which lines are attached from an anchoring system on the sea bed. Coloured wood engraving. Wellcome Collection. Source: Wellcome Collection.

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