As referenced here, the earliest source I've found for wearing one's tallit with two corners/tzitziyot in front and two back is Ba'al HaItur (c. mid-1100s). But, I'm left wondering where Ba'al HaItur ...
Is it better to wear wool tzitzis? indicates that it is better Halachically to wear a woolen Beged with woolen Tzitzis. Recently I met a fellow who the entire week wears cotton Tzitzis, yet on Shabbos ...
1)There are two authentic ways to tie the Sisit (Tzitzis) that have sources. Maran writes to make 7-9-11-13. First question: why does he write this is he then says Gimtarya Hashem is One, when in fact ...