Those pictures came from the same source as P-64 pictures.
This rifle is from 1960. It is second variation of AK which was made in Poland. His name is: "7,62mm kbk AK z kolba skladana"(7,62mm AK rifle with folding stock)
So for field striping Your AK You must.
step one:

You must detached cleaning rod from weapon.
step two:

Realize mag from weapon.
step three:

Take cleaning set from mag pouch and leave it on the table(maby this is funny for You but this is taken from manual and If You don't do this That was a great mistake)
step four:

Unsafe weapon and inspect the chamber than shoot into the ground.
step five:

Remove cover.
step six:

Remove driving spring assembly.
step seven:

Remove bolt and carrier.
step eight:

Remove bolt from the carrier.
step nine:


Remove gas cylinder tube.
And now we have polish AK field striped.

Ones more I'm sorry for out of topic but I know that on this forum are guys which loves AK.