[Ads-l] Antedating "M" (as an abbreviation for "modulus") (OED 1890)

[John Doe]

1745 Two Treaties of Quadrature of Curves by Isaac Newton [I]f the tabular
Logarithm of any given Ratio be called l ; and M denote the Modulus of any
other Syſtem[.]
https://www.google.com/books/edition/Sir_Isaac_Newton_s_two_treatises_of_the/noQ_AAAAcAAJ?hl=en&gbpv=1&dq=%22M%22+modulus&pg=PA254&printsec=frontcover

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