Definition of "ß"

As in nombers Abſtracte, euery nomber is not a rooted nomber, but ſome certaine only emongeſt theim, ſo in nombers Coßike, all nombers haue not rootes: but ſoche onely emongeſt ſimple Coßike nombers are rooted, whoſe nomber hath a roote, agreable to the figure of his denomination.

1557, Robert Recorde, The Whetstone of Witte […], London: […] Jhon Kyngſtone, unnumbered page

I am alſo aſſured by a Neighbour of mine, that a Brother of his, who is a great Cider Merchant in Devonſhire, is by frequent experience ſo well ſatisfied with the harmleſneſs of rotten Apples, that he makes no ſcruple of exchanging with any one that comes to his Cider-preß, a Buſhel of ſound-apples for the ſame meaſure of the other.

1664, John Newburgh, “[Pomona, or An Appendix Concerning Fruit-trees, in Relation to Cider, […].] Observations Concerning the Making and Preserving of Cider.”, in J[ohn] E[velyn], Sylva, or A Discourse of Forest-trees and the Propagation of Timber in His Majesties Dominions. […], London: […] Jo[hn] Martyn, and Ja[mes] Allestry, printers to the Royal Society, […], page 43

After my Addreß to our Great Founder and Patron, I could not but think my ſelf oblig'd, in confideration of thoſe many Ingagements you have laid upon me, to offer theſe my poor Labours to this MOST ILLUSTRIOUS ASSEMBLY.

1665, R[obert] Hooke, “To The Royal Society.”, in Micrographia: Or Some Physiological Descriptions of Minute Bodies Made by Magnifying Glasses. With Observations and Inquiries thereupon, London: Printed by Jo[hn] Martyn, and Ja[mes] Allestry, printers to the Royal Society, […], unnumbered page

And what happineſs is there in a ſtorm of paſſions? On this account the Scepticks affected an indifferent æquipondious neutrality as the only means to their Ataraxia, and freedom from paßionate diſturbances.

1665, Joseph Glanvill, chapter XXVII, in Scepsis Scientifica: […], London: E. Cotes, page 168

Paß, a Way, Lane, River, Leave; alſo condition. What a Sad Paß things are come to? In what an ill State they are. That Shamm won't Paß, that Trick won't take.

c. 1698, B. E., A New Dictionary of the Terms Ancient and Modern of the Canting Crew, London: W. Hawes, published 1899, unnumbered page