<customer_address_index>
<reference name="my.account.wrapper">
<action method="unsetChild">
<name>address_book</name>
</action>
</reference>
</customer_address_index>
<customer_account_edit>
<reference name="my.account.wrapper">
<action method="append">
<name>address_book</name>
</action>
</reference>
</customer_account_edit>
That is not working, I had to create a new block instance. Is that because the handle is different?