@Avrumi#1
Can you explain in a few words what you are talking about? what does that long letter say, can barely read it..
These are the last two paragraphs.
ולכן כדאי ונכון להתיר העלובה הזאת..... מותרת היא להנשא מטעם דין קידושי טעות
כל זה נכתב על ידי שלו' קמינצקי, והראתי את הדברים לאאמו''ר ...שליטא, ואישר אותי לחתום על הדברים, שאכן, כנים הם
"It is therefore worthwhile and proper to be matir this woman.... she is free to marry due to the din of kidushei tous.
"All this was written by [Rabbi] Sholom Kaminetzky, and I showed this to my father, and he permitted me to sign on this [heter], that indeed, they are true."
Rabbi Greenblaat rubber stamped this heter. He completely relied upon Rav Shalom Kaminetzky