Photos of the Rebbe's tefillin knots were published for the first time in a newly-published sefer, showing a unique style of making the kesher. commissioned a sofer to explain the details.
Different tefillin minhagim : r/Judaism
First-Time Photos of Rebbe's Tefillin Knots Show Unique Details
A Simple Jew: Reclaiming More Minhagim
Incognito Photos of the Rebbe
Tefillin
What is Jewish Prayer - weststreetshul.co.za
First-Time Photos of Rebbe's Tefillin Knots Show Unique Details
The Oracle of Crown Heights - The New York Times
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Chapter 1: The Shabbos preparations –
December 15th, 2022 Chanukah Issue by Joel Halpern - Issuu
First-Time Photos of Rebbe's Tefillin Knots Show Unique Details