Gabriele and her twin sisters

There was a young woman, Gabriele by name. She called upon each customer to trust her. But she had three sisters, too. One was "Junior", one was "Mädchen", and the youngest one "J2".

Gabriele 10 20 30

Adler Junior 10 20 30

Scheidegger Typomatic-TMS

Adler J2 / J4. Picture via machinesoflovinggrace

 And here is the corresponding booklet covers:

Picture via machinesoflovinggrace

Any more sister sightings? Thanks for reporting.