Qodobkan sii wad - Qaabka Mareykanka ee loo yaqaan 'K Model' ayaa la joojiyay ka dib Dhibaatada Weyn ee 1930, laakiin warshadda Hamburg ayaa sii waday sameynta qaabkan, in kasta oo sannadihii 1930-naadkii ereyga "Vertegrand" uu ka baxay birta birta ah ee loo yaqaan 'Hamburg pianos' waxaana lagu beddelay faallo gacmeed lagu qoray "Erzeugnis der Steinway-Werke Hamburg-Altona", oo loo tarjumay "Wax soo saarka Warshadda Steinway ee Hamburg-Altona". Wax soo saarka ayaa ka sii socday Hamburg ilaa iyo markii warshadda Hamburg Steinway loo qabtay wax soo saarka la xiriira dagaalka waqtigii ay Midowga Yurub duqeyn ku hayeen
1943, taas oo burburisay dhamaan diiwaanadii warshadda.