History of 'self' and why not at least 'my'?

[Cesar Douady]

In article <7xg05dckxa.fsf at ruckus.brouhaha.com>, "Paul Rubin"
<phr-n2002a at nightsong.com> wrote:

> Oleg Broytmann <phd at phd.pp.ru> writes:
>>    "Self" was borrowed from Object Pascal family (Modula-3, I think).
> 
> And also Smalltalk and maybe even Simula.

What about saying that :

@x

stands for

self.x

or more precisely the field x of the first argument of the function ?
Generally speaking, I do not like shortcuts (that's the main reason I do
not like perl) but it is true that "self." is so used that it justifies a
shorter syntax.