Thunderbird email client has a different profile name folder by default on this path:
C:\Users\<Windows user name>\AppData\Roaming\Thunderbird\Profiles\<Profile name>\
Old Thunderbird address book data directory:
abook.mab – Personal Address Book
history.mab – Collected Contacts & Address Book
However, with the latest release, Thunderbird changed the saving format for Contacts & Address Book.
New TB 78 Address book data directory:
abook.sqlite – Personal Address Book
history.sqlite– Collected Address Book