These models, based on the lever principle, are characterized by remarkable simplicity. A horizontal beam and carefully added weights until equilibrium was reached were sufficient to ensure impressive accuracy.
Anecdote: Archimedes is said to have used similar scales to calculate the density of metals with legendary precision.
Currency balances: The tool of traders
More on this on the next page.
These portable scales, often kept in luxurious cases, allowed for the verification of coin weights. They played a crucial role in trade at a time when the accuracy of transactions depended on the accuracy of weight.
Did you know? Some models were decorated with decorative motifs, proving the importance of aesthetics even in everyday objects.
Letter scales: The rise of communication.
With the introduction of the postage stamp in the 19th century, letter scales became indispensable for weighing letters and parcels. Equipped with spring mechanisms or hanging trays, they embodied progress towards efficiency.
Charming detail: Models decorated with floral motifs are particularly popular with collectors today.
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