Here are some of the notations used for the cube root:

℞³ – Chuquet 🇫🇷 (1484)
℞3ᵃ – Pacioli 🇮🇹 (1494)
℞ cub. – Cardan 🇮🇹 (1545)
w√ – Rudolff 🇩🇪 (1525)
∛ – Girard 🇫🇷 (1629)
√3.) – Harriot 🇬🇧 (1631)
√C – Descartes 🇫🇷 (1637)
√³ – Wallis 🇬🇧 (1655)

— Fermat's Library (@fermatslibrary) November 16, 2020