1. In Florence, 1 libra was 0.339 of a kilogram and an oncia was 0.028 of a kilogram. Alessandra Macinghi Strozzi, Letters to her Sons (1447-1470), ed. Judith Bryth, Medieval & Renaissance Texts & Studies, 493 (Toronto: Iter Academic Press, 2016), 246.

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  2. Gary Paul Nabhan, Cumin, Camels and Caravans: A Spice Odyssey (Berkeley: University of California Press, 2014), 234-235.

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  3. James F. Hancock, Spices, Scents and Silk: Catalysts of World Trade (Oxfordshire: CAB International, 2021), 173.

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  4. James F. Hancock, Spices, Scents and Silk: Catalysts of World Trade (Oxfordshire: CAB International, 2021), 183.

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