Where does the symbol @ come from?

from Arabic
57
from Greek
62
from Latin
109
this symbol was created for the needs of e-mail
176
The sign comes from a Latin ligature replacing in the medieval and Renaissance commercial manuscripts the word "at" - and denoting the recipient of the parcel.He first appeared in 1448 in a document with a register of wheat deliveries from the Kingdom of Castile to the Kingdom of Aragón.
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